计算机二级c语言编程100题

1、#include #include void fun(char *a,char *h,char *p)char b81,*x; int i=0,j=0; x=a; while (xh) bj=*x;x+;j+; while (h=p) if (*h!=*) bj=*h;j+;h+; else h+; p+; while (*p) bj=*p;j+;p+; bj=0;j=0; while (bj) ai=bj;i+;j+; ai=0;main() char s81,*t,*f; printf(Enter a string:n);gets(s); t=f=s; while(*t) t+; t-;

2、while (*t=*) t-; while (*f=*) f+; fun(s,f,t); printf(The string after deleted:n);puts(s); NONO();2#include #include double fun ( double eps) int n=0; double down=1,up=1; double one ,pi=0; one = (double)up/(double)down; while(one=eps) pi+=one; n+; up=up*n; down=down*(2*n+1); one=(double)up/(double)do

3、wn; return pi*2;main( ) double x; printf(Input eps:) ; scanf(%lf,&x); printf(neps = %lf, PI=%lfn, x, fun(x); NONO();3#include char *fun ( char *s, char *t) int first=0,second=0; char *p,*q; p=s; q=t; while(*p+!=0) first+; while(*q+!=0) second+; if(first=second) return s; else if (firstsecond) return

4、 s; else return t; main( ) char a20,b10; printf(Input 1th string:) ; gets( a); printf(Input 2th string:) ; gets( b); printf(%sn,fun (a, b ); NONO ();4#include #include void fun(char *a,int n) char b81; int i=0,j=0,s=0,k; while (ai=*) s+;i+; if (sn) for (k=0;kn;k+) bj=*;j+; while (ai)bj=ai;j+;i+; bj=

5、0; i=0;j=0; while (bj) ai=bj;i+;j+; ai=0; main() char s81;int n; printf(Enter a string:n);gets(s); printf(Enter n: );scanf(%d,&n); fun(s,n); printf(The string after deleted:n);puts(s); NONO();5#include float fun ( float *a , int n ) int i; float average; double sum=0; for(i=0;in;i+) sum+=ai; average

6、=(float)sum/n; return average;main() float score30=90.5, 72, 80, 61.5, 55, aver; aver = fun( score, 5 ); printf( nAverage score is: %5.2fn, aver); NONO ( );6#include #define N 8typedef struct char num10; double sN; double ave;STREC;void fun(STREC *p) int i; double aver=0; for (i=0;iN;i+) aver=aver+(

7、*p).si; (*p).ave=aver/N;main() STREC s=GA005,85.5,76,69.5,85,91,72,64.5,87.5; int i; fun(&s); printf(The %ss student data:n,s.num); for(i=0;iN;i+) printf(%4.1fn,s.si); printf(nave=%7.3fn,s.ave); NONO();7#include #define N 12typedef struct char num10; double s; STREC;double fun(STREC *a,STREC *b,int

8、*n) int i,j; double aver=0; *n=0; for (i=0;iN;i+) aver=aver+ai.s; aver=aver/N; for (i=0;i=aver) b*n.s=ai.s; for (j=0;j10;j+) b*n.numj=ai.numj; *n=*n+1; return (aver);main() STREC sN=GA05,85,GA03,76,GA02,69,GA04,85,GA01,91,GA07,72,GA08,64,GA06,87,GA09,60,GA11,79,GA12,73,GA10,90; STREC hN;FILE *out; i

9、nt i,n;double ave; ave=fun(s,h,&n); printf(The %d student data which is higher than %7.3f:n,n,ave); for(i=0;in;i+) printf(%s %4.1fn,hi.num,hi.s); printf(n); out=fopen(out12.dat,w); fprintf(out,%dn%7.3fn,n,ave); for (i=0;in;i+) fprintf(out,%s %4.1fn,hi.num,hi.s); fclose(out);8#include #define N 16typ

10、edef struct char num10; int s; STREC;void fun(STREC a)int i,j,p,t,k; char h; for (i=0;iN;i+) p=i; for (j=i+1;jN;j+) if (ap.saj.s) p=j; if (p!=i) t=ap.s;ap.s=ai.s;ai.s=t; for (k=0;k10;k+) h=ap.numk; ap.numk=ai.numk; ai.numk=h; main() STREC sN=GA05,85,GA03,76,GA02,69,GA04,85,GA01,91,GA07,72,GA08,64,GA

11、06,87,GA015,85,GA013,91,GA012,64,GA014,91,GA011,91,GA017,64,GA018,64,GA016,72; int i;FILE *out; fun(s); printf(The data after sorted:n); for(i=0;iN;i+) if(i)%4=0)printf(n); printf(%s %4d,si.num,si.s); printf(n); out=fopen(out16.dat,w); for (i=0;iN;i+) if(i)%4=0 & i) fprintf(out,n); fprintf(out,%s %4

12、d,si.num,si.s); fprintf(out,n); fclose(out);9/*本答案只作参考。*/#include #include #include void fun(int a, int b, long *c) int a_up,a_low,b_up,b_low; a_up=a/10; a_low=a%10; b_up=b/10; b_low=b%10; *c=b_low*1000+a_up*100+b_up*10+a_low;main() int a,b; long c; system(cls); printf(Input a, b:); scanf(%d%d, &a,

13、&b); fun(a, b, &c); printf(The result is: %ldn, c); NONO();10#include #include #define N 16typedef struct char num10; int s; STREC;STREC fun(STREC *a,char *b) int i,f=0; STREC p; p=a0; for (i=0;iN;i+) if (strcmp(ai.num,b)=0) p=ai;f=1; if (f=0) p.num0=0; p.s=-1; return p;main() STREC sN=GA05,85,GA03,

14、76,GA02,69,GA04,85,GA01,91,GA07,72,GA08,64,GA06,87,GA015,85,GA013,91,GA012,64,GA014,91,GA011,91,GA017,64,GA018,64,GA016,72; STREC h; char m10; int i;FILE *out; printf(The original data:n); for(i=0;iN;i+) if(i)%4=0)printf(n); printf(%s %3d,si.num,si.s); printf(nnEnter the number: );gets(m); h=fun(s,m

15、); printf(The data: ); printf(n%s %4dn,h.num,h.s); printf(n); out=fopen(out17.dat,w); h=fun(s,GA013); fprintf(out,%s %4dn,h.num,h.s); fclose(out);11#include #define N 16typedef struct char num10; int s; STREC;int fun(STREC *a,STREC *b,int l,int h) int i,j=0,k,f=0; for (i=0;i=l) & (ai.s=h) for (k=0;k

16、10;k+) bj.numk=ai.numk; bj.s=ai.s; j+; f+; return(f);main() STREC sN=GA05,85,GA03,76,GA02,69,GA04,85,GA01,91,GA07,72,GA08,64,GA06,87,GA015,85,GA013,91,GA012,64,GA014,91,GA011,91,GA017,64,GA018,64,GA016,72; STREC hN;FILE *out; int i,n,low,heigh,t; printf(Enter 2 interger number low & heigh:); scanf(%

17、d%d,&low,&heigh); if (heighlow) t=heigh;heigh=low;low=t; n=fun(s,h,low,heigh); printf(The students data between %d-%d:n,low,heigh); for(i=0;in;i+) printf(%s %4dn,hi.num,hi.s); printf(n); out=fopen(out18.dat,w); n=fun(s,h,80,98); fprintf(out,%dn,n);for(i=0;in;i+) fprintf(out,%s %4dn,hi.num,hi.s); fcl

18、ose(out);12#include #include #define N 8struct slist double s; struct slist *next;typedef struct slist STREC;double fun(STREC *h) STREC *p; double aver=0; p=h-next; while (p!=0) aver=aver+p-s; p=p-next; aver=aver/N; return aver;STREC *creat(double *s) STREC *h,*p,*q; int i=0; h=p=(STREC*)malloc(size

19、of(STREC);p-s=0; while(is=si;i+;p-next=q;p=q; p-next=0; return h;outlist(STREC *h) STREC *p; p=h-next;printf(head); do printf(-%4.1f,p-s);p=p-next; while(p!=0); printf(nn);main() double sN=85,76,69,85,91,72,64,87,ave; STREC *h; h=creat(s); outlist(h); ave=fun(h); printf(ave=%6.3fn,ave); NONO();13#in

20、clude #include #include unsigned fun ( unsigned w )int i, j, sqr = 1;unsigned result;char * str,ch5;str=ch;for (i = 1; (i = 1); i+) stri - 1 = 0 + w % 10; w /= 10;stri - 1 = 0;result = str0 - 0;for (j = 1; j i - 2; j+ ) sqr *= 10; result += (strj - 0) * sqr;return result;main( ) unsigned x; system(c

21、ls); printf ( Enter a unsigned integer number : ); scanf ( %u, &x ); printf ( The original data is : %un, x ); if ( x 10 ) printf (Data error !); else printf ( The result : %un, fun ( x ) ); NONO( );14#include #include #include int fun(int *s, int t, int *k)int max_integer=0;int i=0;max_integer = s0

22、;for(i=0; it; i=i+1)if(max_integersi) max_integer=si; *k=i; return *k;main( ) int a10=876,675,896,101,301,401,980,431,451,777, k ; system(cls); fun(a, 10, &k) ; printf(%d, %dn, k, ak) ; NONO( ) ;15#include #include long fun ( char *p) long n=0; int flag=0; while(*p!=0) if(*p=-) flag=1; else if (*p=+

23、) flag=0; else n=n*10+(*p-0); p+; if (flag=1) n=-n; return n;main() /* 主函数 */ char s6; long n; printf(Enter a string:n) ; gets(s); n = fun(s); printf(%ldn,n); NONO ( );16#include #include #include #define M 100void fun ( int m, int *a , int *n ) int i,count=0; for(i=1;i=m;i+) if(i%7=0 | i%11=0) acou

24、nt+=i; *n=count; main( ) int aaM, n, k; system(cls); fun ( 50, aa, &n ); for ( k = 0; k n; k+ ) if(k+1)%20=0) printf(n); else printf( %4d, aak ); printf(n) ; NONO( );#include #include #include void fun(int a, int n , int *max, int *d ) int i,base,subscript; base=a0; /*假定第一个元素的值最大*/ subscript=0; /*su

25、bscript用于存放数组下标*/ for(i=1;ibase) /*将数组中的其他元素与变量base作比较，如果大于它则交换两者的值*/ subscript=i; base=ai; *max=base; /*将最大值元素的值赋给*max*/ *d=subscript; /*将最大值元素的下标赋给*d*/main() int i, x20, max , index, n = 10; srand(time(0); for (i=0;i n;i+) xi = rand()%50; printf(%4d, xi) ; printf(n); fun( x, n , &max, &index); pri

26、ntf(Max =%5d , Index =%4dn,max, index ); NONO();18#include #include #include #include void fun(char *s, char t) int i,slenth,n=0; slenth=strlen(s); for(i=1;islenth;i+=2) tn+=si; tn=0;NONO ( )/* 本函数用于打开文件，输入数据，调用函数，输出数据，关闭文件。 */ char s100, t100 ; FILE *rf, *wf ; int i ; rf = fopen(bc02.dat, r) ; wf =

27、 fopen(bc02.out, w) ; for(i = 0 ; i 10 ; i+) fscanf(rf, %s, s) ; fun(s, t) ; fprintf(wf, %sn, t) ; fclose(rf) ; fclose(wf) ;main() char s100, t100; system(cls); printf(nPlease enter string S:); scanf(%s, s); fun(s, t); printf(nThe result is: %sn, t); NONO();19/*本答案只作参考。*/#include #include double fun

28、(double x9)int i ;double avg=0.0,sum=0.0;for (i=0;i8;i+)avg=(xi+xi+1)/2;sum+=sqrt(avg);return sum;main() double s,a9=12.0,34.0,4.0,23.0,34.0,45.0,18.0,3.0,11.0; int i; printf(nThe original data is :n); for(i=0;i9;i+)printf(%6.1f,ai); printf(nn); s=fun(a); printf(s=%fnn,s); NONO();20#include double f

29、un(int n) int i;double sum=0.0;if (n1&n=100)for(i=1;i=n;i+)sum+=1.0/(2*i-1)-1.0/(2*i);return sum;main() int n; double s; printf(nInput n: ); scanf(%d,&n); s=fun(n); printf(ns=%fn,s); NONO();21#include double fun(int n)int i;double sum=0.0;if(n0&n=100)for (i=1;i=n;i+) if(i%5=0|i%9=0) sum+=1.0/i;retur

30、n sum;main() int n; double s; printf(nInput n: ); scanf(%d,&n); s=fun(n); printf(nns=%fn,s); NONO();22#include #include double fun(double x) int n=1;/* 循环计数*/ double sn=1;/* 累计数*/ double xn=1,xn1=0;/*x的n值,以及x的n-1值;*/ while(fabs(xn-xn1)=0.000001)/*绝对值是否合格*/ xn=xn*x*(0.5-n+1)/n; /*表达式分解以后xn=(xn-1)*x*(

31、0.5-n+1)/n*/n+=1;sn+=xn; /*sn累加上xn*/ return(sn);main() double x,s; printf(Input x: ); scanf(%lf,&x); s=fun(x); printf(s=%fn,s); NONO();23/*本答案只作参考。*/#include #include double fun(double x10) int i;double avg=0.0;double sum=0.0;double abs=0.0;double fc;for (i=0;i10;i+)sum+=xi;avg=sum/10;for (i=0;i10;i

32、+)abs+=(xi-avg)*(xi-avg);fc=sqrt(abs/10) ;return fc;main() double s, x10=95.0,89.0,76.0,65.0,88.0,72.0,85.0,81.0,90.0,56.0; int i; printf(nThe original data is :n); for(i=0;i10;i+) printf(%6.1f,xi); printf(nn); s=fun(x); printf(s=%fnn,s); NONO();24#include #include double fun(int n) int i,j=0; doubl

33、e s=0; for (i=3;i=n;i+) for (j=2;ji;j+) if (i%j=0) break; if (j=i) s=s+sqrt(i); return s;main() int n; double sum; printf(nnInput n: ); scanf(%d,&n); sum=fun(n); printf(nnsum=%fnn,sum); NONO();25#include #include double fun(int n)int i;double fac=1.0;double sum=1.0;if (n1&n=100)for(i=2;i=n;i+)fac+=s

34、qrt(i); sum+=fac;return sum;main() int n; double s; printf(nnInput n: ); scanf(%d,&n); s=fun(n); printf(nns=%fnn,s); NONO();26#include #include #include #include #define N 81void fun ( char *s )int i ,length;char tmp;length = strlen( s );for (i = 0;i length / 2; i+) tmp = si; si = slength - i - 1; s

35、length - i - 1 = tmp;main( ) char aN; system(cls); printf ( Enter a string : ); gets ( a ); printf ( The original string is : ); puts( a ); fun ( a ); printf(n); printf ( The string after modified : ); puts ( a ); NONO( );27#include #include #include void fun(int array33) int i,j;int b33; for (i=0;i

36、3;i+) for (j=0;j3;j+) bji=arrayij; for (i=0;i3;i+) for (j=0;j3;j+) arrayij=bij;main() int i,j; int array33=100,200,300, 400,500,600, 700,800,900; system(cls); for (i=0;i3;i+) for (j=0;j3;j+) printf(%7d,arrayij); printf(n); fun(array); printf(Converted array:n); for(i=0;i3;i+) for(j=0;j3;j+) printf(%

37、7d,arrayij); printf(n); NONO( );28#include #include #include #define MAX 200int fun(int lim,int aaMAX) int i,j=0,k=0; for (i=2;i=lim;i+) for (j=2;ji;j+) if (i%j=0) break; if (j=i) aak+=i; return k;main() int limit,i,sum; int aaMAX; system(cls); printf(输入一个整数:); scanf(%d,&limit); sum=fun(limit,aa); f

38、or(i=0;isum;i+) if(i%10=0 & i!=0) printf(n); printf(%5d,aai); NONO();29#include #include #include #define M 4#define N 5int fun ( int aMN ) int i, j, sum = 0; for (i = 0; i M; i+) for (j = 0; j N; j+) if (i = 0)|(i = M - 1)|(j = 0)|(j = N - 1) ) sum += aij; return sum;main( ) int aaMN=1,3,5,7,9, 2,9

39、,9,9,4, 6,9,9,9,8, 1,3,5,7,0; int i, j, y; system(cls); printf ( The original data is : n ); for ( i=0; iM; i+ ) for ( j =0; jN; j+ ) printf( %6d, aaij ); printf (n); y = fun ( aa ); printf( nThe sum: %dn , y ); printf(n); NONO( );30#include #include #include #include int fun(char *s,int num)int i,j

40、,h,t; for (i=1;inum-1;i+) h=i; for (j=i;jnum-1;j+) if (shsj) h=j; if (h!=i) t=sh;sh=si;si=t; main() char s10; system(cls); printf(输入7个字符的字符串：); gets(s); fun(s,7); printf(n%s,s); NONO();31#include #include #include #define M 3#define N 4void fun ( int ttMN, int ppN ) int i, j, min; for(i = 0; i 4; i+

41、) min = tt0i; for(j = 0; j ttji) min = ttji; ppi = min; main( ) int t M N =22,45, 56,30, 19,33, 45,38, 20,22, 66,40; int p N , i, j, k; system(cls); printf ( The original data is : n ); for( i=0; iM; i+ ) for( j=0; jN; j+ ) printf ( %6d, tij ); printf(n); fun ( t, p ); printf( nThe result is:n ); fo

42、r ( k = 0; k N; k+ ) printf ( %4d , p k ); printf(n); NONO( );32#include #include #include #include fun(char(*a)81,int num,char *max) int i; *max=a0; for (i=1;istrlen(*max) *max=ai;main() char ss1081,*ps; int n,i=0; system(cls); printf(输入若干个字符串：); gets(ssi); puts(ssi); while(!strcmp(ssi,*)=0) i+; ge

43、ts(ssi); puts(ssi); n=i; fun(ss,n,&ps); printf(nmax=%sn,ps); NONO();33#include #include #include #includeint fun(char *str,char *substr)unsigned int i=0; int j,k=0,add; while (istrlen(str) j=0;add=i; while (stradd=substrj) & (substrj!=0) add+;j+; if (substrj=0) k+; i+; return k;main() char str81,sub

44、str3; int n; system(cls); printf(输入主字符串：); gets(str); printf(输入子字符串：); gets(substr); puts(str); puts(substr); n=fun(str,substr); printf(n=%dn,n); NONO();34#include #include #includevoid fun(int m,int *k,int xx)int i,j; *k=0; for (i=2;im;i+) for (j=2;ji;j+) if (i%j=0) break; if (ji) xx*k=i; *k=*k+1;

45、main() int m,n,zz100; system(cls); printf(nPlease enter an integer number between 10 and 100:); scanf(%d,&n); fun(n,&m,zz); printf(nnThere are %d non-prime numbers less than %d:,m,n); for (n=0;nm;n+) printf(n %4d,zzn); NONO();35 /*本答案只作参考。*/ #include #include #include #include#define N 5double fun (

46、 int wN ) int i,j,count=0; double average,sum=0.0; for(i=0;iN;i+) if(i=0 | i=(N-1) for(j=0;jN;j+) sum+=wij; count+; else sum+=wi0; sum+=wiN-1; count+=2; average=sum/count; return average;main ( ) int aNN=0,1,2,7,9,1,9,7,4,5,2,3,8,3,1,4,5,6,8,2,5,9,1,4,1; int i, j; double s ; system(cls); printf(* Th

47、e array *n); for ( i =0; iN; i+ ) for ( j =0; jN; j+ ) printf( %4d, aij ); printf(n); s = fun ( a ); printf (* THE RESULT *n); printf( The sum is : %lfn,s ); NONO( );36 #include #include #includevoid fun(char p1, char p2) char *point1,*point2; point1=p1; point2=p2; while(*point1)!=0) point1+; while(

48、*point2!=0) *point1=*point2; point1+; point2+; *point1=0;main() char s180, s240 ; system(cls); printf(Enter s1 and s2:n) ; scanf(%s%s, s1, s2) ; printf(s1=%sn, s1) ; printf(s2=%sn, s2) ; printf(Invoke fun(s1,s2):n) ; fun(s1, s2) ; printf(After invoking:n) ; printf(%sn, s1) ; NONO() ;37 #include #inc

49、lude #includevoid fun(int a33,int b33)int i,j; for(i=0;i3;i+) for (j=0;j3;j+) bij=aij+aji;main() int a33=1,2,3,4,5,6,7,8,9,t33; int i,j;system(cls); fun(a,t); for(i=0;i3;i+) for(j=0;j3;j+) printf(%7d,tij); printf(n); NONO();38 #include #include #include #includeint fun(int score, int m, int below)in

50、t total=0;int average=0;int *p_below=below;int i=0;int j=0;for(i=0;im;i+)total=total+scorei;average=total/m;for(i=0;im;i+)if(scoreiaverage) *p_below=scorei; p_below+; j+; *p_below=0;return(j);main( ) int i, n, below9 ; int score9 = 10, 20, 30, 40, 50, 60, 70, 80, 90 ;system(cls); n = fun(score, 9, b

51、elow) ; printf( nBelow the average score are: ) ; for (i = 0 ; i n ; i+) printf(%d , belowi) ; NONO() ;39 #include #include #includevoid fun(char *tt, int pp)char *p_tt=tt;int i=0;while(i26)ppi=0;i+;for(;*p_tt!=0;p_tt+)switch(*p_tt)case a:pp0+;break;case b:pp1+;break;case c:pp2+;break;case d:pp3+;br

52、eak;case e:pp4+;break;case f:pp5+;break;case g:pp6+;break;case h:pp7+;break;case i:pp8+;break;case j:pp9+;break;case k:pp10+;break;case l:pp11+;break;case m:pp12+;break;case n:pp13+;break;case o:pp14+;break;case p:pp15+;break;case q:pp16+;break;case r:pp17+;break;case s:pp18+;break;case t:pp19+;brea

53、k;case u:pp20+;break;case v:pp21+;break;case w:pp22+;break;case x:pp23+;break;case y:pp24+;break;case z:pp25+;break;main( ) char aa1000 ; int bb26, k; system(cls); printf( nPlease enter a char string: ) ; scanf(%s, aa) ; fun(aa, bb ) ; for ( k = 0 ; k 26 ; k+ ) printf (%d , bbk) ; printf( n ) ; NONO

54、 ( ) ;40 /*本答案只作参考。*/#include #include #includevoid fun(int a, int b, long *c) int a_up,a_low,b_up,b_low; a_up=a/10; a_low=a%10; b_up=b/10; b_low=b%10; *c=a_up*1000+b_low*100+a_low*10+b_up;main() int a,b; long c; system(cls); printf(Input a, b:); scanf(%d%d, &a, &b); fun(a, b, &c); printf(The result

55、 is: %ldn, c); NONO();41 #include #include #includevoid fun(int m, int k, int xx)int i, j ,total=0;int *p_xx=xx;for(i=m+1;i+)for(j=2;ji;j+) if(i%j=0) break ;if(i=j)*p_xx=i;p_xx+;total+;if(total=k)*p_xx=/0;break;main() int m, n, zz1000 ; system(cls); printf( nPlease enter two integers:) ; scanf(%d%d,

56、 &m, &n ) ; fun( m, n, zz) ; for( m = 0 ; m n ; m+ ) printf(%d , zzm) ; printf(n) ; NONO( ) ;42 #include stdio.h#include string.h#include conio.h#include#define N 10typedef struct ss char num10; int s; STU;fun( STU a, STU *s ) int i; STU *m; m=a; for(i=1;iN;i+) if (ai.sm0.s) m=&ai; s0.s=m0.s; strcpy

57、(s0.num,m0.num); main ( ) STU aN= A01,81,A02,89,A03,66,A04,87,A05,77,A06,90,A07,79,A08,61,A09,80,A10,71 , m ; int i; system(cls); printf(* The original data *n); for ( i=0; i N; i+ )printf(No = %s Mark = %dn, ai.num,ai.s); fun ( a, &m ); printf (* THE RESULT *n); printf (The lowest : %s , %dn,m.num,

58、 m.s); NONO( );43 #include stdio.h#include string.h#include conio.h#include #define N 10typedef struct ss char num10; int s; STU;fun( STU a, STU *s ) int i; STU *m; m=a; for(i=1;im0.s) m=&ai; s0.s=m0.s; strcpy(s0.num,m0.num); main ( ) STU aN= A01,81,A02,89,A03,66,A04,87,A05,77,A06,90,A07,79,A08,61,A

59、09,80,A10,71 , m ; int i; system(cls); printf(* The original data *n); for ( i=0; i N; i+ )printf(No = %s Mark = %dn, ai.num,ai.s); fun ( a, &m ); printf (* THE RESULT *n); printf (The top : %s , %dn,m.num, m.s); NONO( );44 #include #include #include #includefloat fun(int n) int i; float s=1.0,h=1;

60、for (i=2;i=n;i+) h=h+i; s=(float)(s+1.0/h); return(s);main() int n;float s; system(cls); printf(nPlease enter N:);scanf(%d,&n); s=fun(n); printf(the result is:%f,s); NONO();45 /*本答案只作参考。*/#include#include #include #include void fun(char *s, char t) int i,slenth,n=0; slenth=strlen(s); for(i=0;islenth