C语言程序设计学习指导第版

1、第一章概述一、选择1.C2.B3.C4.D5.D6.A7.B8.C9.A10.B11.C12.D13.B14.B第二章数据类型一、选择1.D2.A3.C4.D5.A6.B7.A8.B9.A10.D11.B12.C13.C14.D15.C16.B17.D18.A19.C20.B21B22.D23.A24.B25.B26.B27.C第三章运算符和表达式一、选择1.A2.D3.D4.D5.D6.A7.C8.C9.B10.B11.C12.C13.A14.A15.A16.A17.B18.C19.C20.D21.A22.A23.C24.C25.A26.B27.D28.A29.B30.C31.D32.D33

2、.D34.B35.A36.A37.B38.C39.D40.B41.B42.C43.B第四章输入和输出一、选择1.C2.D3.C4.C5.C6.B7.B8.C9.D10.D11.D12.D13.B14.A15.B16.B二、编程1 .doublefun(doublem)floatn;n=(5.0/9.0)*(m-32);returnn;2.charfun(charc)c=c+32;returnc;3.doublefun(intm)doubley=0;y=sin(m)*10;return(y);4.floatfun(floath)return(long)(h*100+0.5)/100.0;第五章选

3、择结构一、选择1.D2.B3.A4.C5.C6.B7.B8.A9.C10.C11.D12.A13.D14.A15.A16.B17.D18.C19.A20.A21.A22.B23.A24.D二、编程fun(intn)intbw,sw,gw;bw=n/100;sw=(n-bw*100)/10;gw=n%10;if(n=bw*bw*bw+sw*sw*sw+gw*gw*gw)return1;elsereturnO;2 .doubley(floatx)doublez;if(x>10)z=exp(x);elseif(x>-3)z=log(x+3);elsez=sin(x)/(cos(

4、x)+4);return(z);3.intfun(intx)intk;k=x*x;if(k%10=x)|(k%100=x)returnl;elsereturnO;第六章循环结构一、选择1.C2.A3.A4.B5.C6.B7.C8.A9.D10.B11.A12.C13.C14.A15.D16.D17.D18.A19.C20.A21.C22.B23.B24.C25.A26.D二、填空1,位置1:r!=0【或】0!=r【或】r位置2:r=m%n【或】r=m-m/n*n位置3:n位置4:gcd,lcm【或】n,1cm2,位置1:k=0位置2:n%10【或】n-n/10*10【或】n-10*(n/10)

5、位置3:while(n>0)【或】while(0<n)【或】while(n!=0)【或】while(0!zin)位置4:printf(HnH)(+!：!v日)Oj迤】(+L|=!)JOj>(+!上v$|,=!)JOj迤】(+!(=>!:T)Oj：乙离：(H/u二u【迤】：(H二/u£离Xu$IPI%Jjueos:乙离(+!: !=v6 山二！)【迤】(+!kvO乙乙二！)> (+MvO 乙日)【迤】点半几%二!d.Muud【迤】二刃巾离方二45:离【迤】(+!: 6=>!46二!)6©【迤】(+L0乙二!2一 )66 一 (+L0 乙！

6、J=!)【迤】 gjlQ8%J#U!J dj离2KKStiiUU%=!dn) wuud：17gA(LOOOOv(l)sqejei!qj/【迤】(Dsqej>忙即)印!护'>(Dsqej>woOO)ei!UM【迤】(忙即(Dsqej)e|!U/v£离J二dg二S1二W0|j【迤】叱上d”产H80|j【迤】to二s'上上dEO|j迤t上0二s'上dEO|j【迤】J二上d'o二Seo|j【迤】J上d上F0二Seo|j：乙离viRLpeuj>epnpu!#【迤】nqmeujnepn|ou!#:离j弱渥三打刃【迤】打二朋离H+L【迤】！+

7、山【迤】+!【迤】“！【迤】r=vi【迤!=>：£»+!+!【迤】！+乙二！【迤】乙+!二！【迤】乙二+!：乙离0二sj离9=十%【迤】(g%u)jLBJ0=9%u：t7»O=Z%!IIO=ZI,%!【迤("!22Z%!)i【迤】a%!)ill(“!)i【迤】(“!)ilia%!)i迤】O=ZI,%!1。=2%!£离!<00£【迤!=<00£【迤】00£>!【迤】00£=>!：2»0二先s二乙八。申离(xAtnp%ii)ueos£离(乙x)j!【迤】(O=

8、iS%x)!es|e【迤】(|/=s%x)jies|e【迤】esp:乙离x【迤】0二ixj离£位置3:s+=1.0/t;【或】s=s+1.0/(float)t;【或】s=1.0/(float)t+s;【或】s=s+1.0/t;【或】s=1.0/t+s;【或】s+=1.0/(float)t;【或】s+=1.0/(double)t;【或s=s+1.0/(double)t;【或】s=1.0/(double)t+s;5 .位置1:sum=1.0;【或】sum=1;位置2:s2=1.0;【或】s2=1;位置3:for(k=4;k<=n;k+)【或】for(k=4;n>=k;k+)【

9、或】for(k=4;k<n+1;k+)【或】for(k=4;k<1+n;k+)【或】for(k=4;n+1>k;k+)【或】for(k=4;1+n>k;k+)6 .位置【或】t=1.0;位置2:t=t*j；【或】t=j*t；或】t*=j;位置3:s=s+t;【或】s=t+s;【或】s+=t;位置4:printf(njiecheng=%fn's);四、编程fun(intn)intd,s=O;while(n>0)d=n%10;s+=d*d*d;n/=10;returns;2.intfun(intn)(inti,s=O;for(i=2;i<n;i

10、+)if(n%i=O)s=s+i;return(s);)3.doublefun(intn)(inti,s=O;for(i=1;i<n;i+)if(i%3=0&&i%7=0)s=s+i;return(sqrt(s);4.gcd(intn,intm)intr,t;if(n<m)t=n;n=m;m=t;r=n%m;while(r!=O)n=m;m=r;r=n%m;return(m);5.doublefun(intn)intiJ=O;doubles=0;for(i=3;i<=n;i+)for(j=2;j<i;j+)if(i%j=O)break;if(j=i)s=s+sqrt(i);returns;6.longfun(longs,longt)(longsl=10;t=s%10;while(s>0)s=s/100;t=s%10*sl+t;sl=sl*10;7,doublefun(intn)doublem=1.0;inti;doublep=1.0;for(i=1;i<=n;i+)P=P*i；m=m+1.0/p