C语言打印图形

1、软件学院/信息学院 c语言上机试题 cr制造1-1. 编程，输入n，输出如下例（n=5）所示的图形： * * * * * main()int i,j,n;scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=n;j+)printf("*");printf("n"); 1-2. 编程，输入n，输出如下例（n=5）所示的图形： * * * * * main()int i,j,n;scanf("%

2、d",&n);for(i=1;i<=n;i+)for(j=1;j<=i-1;j+)printf(" ");for(j=1;j<=n;j+)printf("*");printf("n");1-3. 编程，输入n值，输出如下例（n=4）所示的图形： * * * * main()int i,j,n；scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=

3、2*i-1;j+)printf("*");printf("n");1-4. 编程，输入n值，输出如下例（n=4）所示的图形： * * * * main()int i,j,n;scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=i-1;j+)printf(" ");for(j=1;j<=2*(n-i)+1;j+)printf("*");printf("n");1-5. 编程，输入n值，输出如下例（n=4）所示的高和上底均

4、为n的等腰梯形： * * * * main()int i,j,n;scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=2*i-2+n;j+)printf("*");printf("n");1-6. 编程，输入n值，输出如下例（n=4）所示的高和下底均为n的等腰梯形： * * * * main()int i,j,n;printf("ninput n=");scanf("%

5、d",&n);for(i=n;i>=1;i-)for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=2*i-2+n;j+)printf("*");printf("n");1-7. 编程，输入n，输出如下例（n=3）所示的边长为n的菱形： * * * * * main()int i,j,k,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=

6、n)k=i;else k=2*n-i;for(j=1;j<=n-k;j+)printf(" ");for(j=1;j<=2*k-1;j+)printf("*");printf("n");1-8. 编程，输入n值，输出如下例（n=4）所示的边长均为n的正六边形： * * * * * * * 当 n=4 时main()int i,j,k,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k

7、=i;else k=2*n-i;for(j=1;j<=n-k;j+)printf(" ");for(j=1;j<=2*k-2+n;j+)printf("*");printf("n");1-9. 编程，输入n值，输出如下例（n=4）所示的图形： * * * *main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n;i+)if(i=1|i=n)for(j=1;j<=n;j+)printf(&quo

8、t;*");printf("n");elsefor(j=1;j<=n-i;j+)printf(" ");printf("*n");1-10. 编程，输入n值，输出如下例（n=4）所示的图形： * * * *main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n;i+)if(i=1|i=n)for(j=1;j<=n;j+)printf("*");printf("

9、n");elsefor(j=1;j<=i-1;j+)printf(" ");printf("*n");1-11. 编程，输入n值，输出如下例（n=5）所示的图形： * * * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n-i;j+)printf(" ");printf("*");for(j=1;j<=n

10、-2;j+)printf("%s",i=1|i=n?"*":" ");printf("*");printf("n");1-12. 编程，输入n值，输出如下例（n=5）所示的图形： * * * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=n;i>=1;i-)for(j=1;j<=n-i;j+)printf(" ");printf(

11、"*");for(j=1;j<=n-2;j+)printf("%s",i=1|i=n?"*":" ");printf("*");printf("n");1-13. 编程，输入n值，输出如下例（n=4）所示的图形： * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n-1;i+)for(j=1;j<=n+i-1;j+

12、)printf("%s",j=n-i+1|j=n+i-1?"*":" ");printf("n");for(j=1;j<=2*n-1;j+)printf("*");1-14. 编程，输入n值，输出如下例（n=4）所示的图形： * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(j=1;j<=2*n-1;j+)printf("*");pr

13、intf("n");for(i=n-1;i>=1;i-)for(j=1;j<=n+i-1;j+)printf("%s",j=n-i+1|j=n+i-1?"*":" ");printf("n");1-15. 编程，输入n值，输出如下例（n=4）所示的高和上底均为n的等腰梯形： * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n;i+)

14、for(j=1;j<=n-i;j+)printf(" ");printf("*");for(j=1;j<=n-4+2*i;j+)printf("%s",i=1|i=n?"*":" ");printf("*");printf("n");1-16. 编程，输入n值，输出如下例（n=4）所示的高和下底均为n的等腰梯形： * * * * * * main()int i,j,n;printf("ninput n=");scanf(&q

15、uot;%d",&n);for(i=n;i>=1;i-)for(j=1;j<=n-i;j+)printf(" ");printf("*");for(j=1;j<=n-4+2*i;j+)printf("%s",i=1|i=n?"*":" ");printf("*");printf("n");1-17. 编程，输入n值，输出下例（n=3）所示的边长为n的菱形： * * * * * * * * main()int i,j,k,

16、n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k=i;else k=2*n-i;for(j=1;j<=n+k-1;j+)printf("%s",j=n-k+1|j=n+k-1?"*":" ");printf("n");1-18. 编程，输入n值，输出下例（n=4）所示的边长为n的正六边形： * * * * * * * * * * * * main()int i,j,k

17、,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k=i;else k=2*n-i;for(j=1;j<=n-k;j+)printf(" ");printf("*");for(j=1;j<=n-4+2*k;j+)printf("%s",i=1|i=2*n-1?"*":" ");printf("*");printf("

18、;n");1-19. 编程，输入n值，输出下例（n=5）所示的高为n的图形: * * * * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n-1;i+)for(j=1;j<=i;j+)printf("*");for(j=1;j<=2*n-2*i-1;j+)printf(" ");for(j=1;j<=i;j+)printf("*");printf(&quo

19、t;n");for(j=1;j<=2*n-1;j+)printf("*");1-20. 编程，输入n值，输出下例（n=5）所示的高为n的图形: * * * * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(j=1;j<=2*n-1;j+)printf("*");printf("n");for(i=n-1;i>=1;i-)for(j=1;j<=i;j+)printf(&qu

20、ot;*");for(j=1;j<=2*n-2*i-1;j+)printf(" ");for(j=1;j<=i;j+)printf("*");printf("n");1-21. 编程，输入n值，输出下例（n=3）所示的图形： * * * * * * * * *main()int i,j,k,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k=i;else k=2*n-i;f

21、or(j=1;j<=k-1;j+)printf(" ");printf("*");for(j=1;j<=2*n-2*k-1;j+)printf(" ");printf("%s",i=n?"n":"*n");1-22. 编程，输入n值，输出下例（n=3）所示的图形： * * * * * * *main()int i,j,k,n;printf("ninput n=");scanf("%d",&n);for(i=1;i&l

22、t;=2*n-1;i+)if(i<=n)k=i;else k=n;for(j=1;j<=k-1;j+)printf(" ");printf("*");for(j=1;j<=2*n-2*k-1;j+)printf(" ");printf("%s",k=n?"n":"*n");1-23. 编程，输入n值，输出下例（n=4）所示的图形： * * * * * * * * * * * * *main()int i,j,k,n;printf("ninput n

23、=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k=i;else k=2*n-i;printf("*");for(j=1;j<=n-k;j+)printf(" ");printf("%s",k=n?"n":"*n");1-24. 编程，输入n值，输出下例（n=5）所示的图形： * * * * * * * * * * * * *main()int i,j,n;printf("ninput

24、 n=");scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n;j+)if(j=1|j=i|j=n)printf("*");else printf(" ");printf("n");1-25. 编程，输入n值，输出下例（n=5）所示的图形： * * * * * * * * * main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=n;i>

25、=1;i-)for(j=1;j<=n+i-1;j+)printf("%s",j=n-i+1|j=n+i-1?"*":" ");printf("n");1-26. 编程，输入n值，输出下例（n=5）所示的图形： * * * * * * * * *main()int i,j,n;printf("ninput n=");scanf("%d",&n);for(i=1;i<=n;i+)for(j=1;j<=n+i-1;j+)printf("%s&qu

26、ot;,j=n-i+1|j=n+i-1?"*":" ");printf("n");1-27. 编程，打印下列上三角形式的乘法九九表。 1 2 3 4 5 6 7 8 9 - 1 2 3 4 5 6 7 8 9 4 6 8 10 12 14 16 18 9 14 15 18 21 24 27 16 20 24 28 32 36 25 30 35 40 45 36 42 48 54 49 56 63 86 72 81main() int i ,j ,n=1; for(i=1;i<=9;i+)printf("%3d"

27、;,n+); printf("n-n"); for(i=1;i<=9;i+) for(j=1;j<i;j+)printf(" ");for(j=i;j<=9;j+)printf("%3d",j*i);printf("n"); 1-28. 编程，打印下列乘法九九表。 1 2 3 4 5 6 7 8 9 - 81 86 72 49 56 63 36 42 48 54 25 30 35 40 45 16 20 24 28 32 36 9 14 15 18 21 24 27 4 6 8 10 12 14

28、16 18 1 2 3 4 5 6 7 8 9main() int i ,j ,n=1; for(i=1;i<=9;i+)printf("%3d",n+); printf("n-n"); for(i=9;i>=1;i-) for(j=1;j<i;j+)printf(" ");for(j=i;j<=9;j+)printf("%3d",j*i);printf("n"); 1-29. 编程，输入n值，输出如下例（n=5）所示的高度为n的数字金字塔： 1 121 12321 12

29、34321 123454321 main() int i ,j ,n; printf("ninput n="); scanf("%d",&n); for(i=1;i<=n;i+) for(j=1;j<=n-i;j+)printf(" "); for(j=1;j<=i;j+)printf("%d",j); for(j=i-1;j>=1;j-)printf("%d",j); printf("n"); 1-30. 编程，输入n值，输出如下例（n=5）

30、所示的高度为n的数字金字塔： 123454321 1234321 12321 121 1main() int i ,j ,n; printf("ninput n="); scanf("%d",&n); for(i=n;i>=1;i-) for(j=1;j<=n-i;j+)printf(" "); for(j=1;j<=i;j+)printf("%d",j); for(j=i-1;j>=1;j-)printf("%d",j); printf("n"

31、;); 1-31. 编程，输入n值，输出如下例（n=5）所示的数字菱形。1 121 12321 1234321 123454321 1234321 123321 1211 main() int i ,j ,n; printf("ninput n="); scanf("%d",&n); for(i=1;i<n;i+) for(j=1;j<=n-i;j+)printf(" "); for(j=1;j<=i;j+)printf("%d",j); for(j=i-1;j>=1;j-)prin

32、tf("%d",j); printf("n"); for(i=n;i>=1;i-) for(j=1;j<=n-i;j+)printf(" "); for(j=1;j<=i;j+)printf("%d",j); for(j=i-1;j>=1;j-)printf("%d",j); printf("n"); 1-32. 编程，输入n值，输出如下例（n=4）所示的数字菱形。 4 434 432344321234 43234 434 4 main() int i

33、 ,j ,n; printf("ninput n="); scanf("%d",&n); for(i=1;i<n;i+) for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=i;j+)printf("%d",n-j+1);for(j=i-1;j>=1;j-)printf("%d",n-j+1); printf("n"); for(i=n;i>=1;i-) for(j=1;j<=n-i;j+)printf

34、(" ");for(j=1;j<=i;j+)printf("%d",n-j+1);for(j=i-1;j>=1;j-)printf("%d",n-j+1); printf("n"); 1-33. 编程, 输入顶行字符和图形的高。输出如下例（顶行字符为'a'，图形的高为5）所示的图形， a b c d e f g h i j k l m n o p q r s t u v w x ymain() int i ,j ,n; char abc; printf("ninput char

35、="); scanf("%c",&abc); printf("ninput n="); scanf("%d",&n); for(i=1;i<=n;i+) for(j=1;j<=n-i;j+)printf(" ");for(j=1;j<=2*i-1;j+)printf("%c",abc+);printf("n"); 1-34. 编程, 输入顶行字符和图形的高。输出如下例（顶行字符为'a'，图形的高为5）所示的图形。 a

36、 b b c c d d e e d d c c b b amain()int i,j,k,n;char abc;printf("ninput char c=");scanf("%c",&abc);printf("ninput n=");scanf("%d",&n);for(i=1;i<=2*n-1;i+)if(i<=n)k=i;else k=2*n-i;for(j=1;j<=n-k;j+)printf(" ");for(j=1;j<=2*k-1;j+)p

37、rintf("%c",j=1|j=2*k-1?abc+k-1:' ');printf("n");第三部分 - 复杂的数组/字符串处理：3-1. 编程，任意输入10个整数，按从小到大的顺序输出。main()int num10,i,j,temp;for(i=0;i<10;i+)scanf("%d",&numi);for(i=0;i<10;i+)for(j=i+1;j<10;j+)if(numi>numj) temp=numj;numj=numi;numi=temp; for(i=0;i<

38、;10;i+)printf("%4d",numi);3-2. 编程，任意输入10个人的成绩，按从大到小的顺序排列。运行程序时，只要输入名次，计算机就能输出该名次对应的成绩。main()int num10,i,j,temp;for(i=0;i<10;i+)scanf("%d",&numi);for(i=0;i<10;i+)for(j=i+1;j<10;j+)if(numi<numj) temp=numj;numj=numi;numi=temp; puts("ming ci:");scanf("%

39、d",&j);printf("%4d",numj-1);3-3. 编程，输入10个人的序号和成绩，对成绩从小到大排序，输出排序后的序号和成绩。main()int num210,i,j,temp;for(i=0;i<10;i+)printf("input num %d :",i+1);scanf("%d",&num1i);num0i=i+1;for(i=0;i<10;i+)for(j=i+1;j<10;j+)if(num1i>num1j)temp=num0j;num0j=num0i;nu

40、m0i=temp;temp=num1j;num1j=num1i;num1i=temp;for(i=0;i<10;i+)printf("n%4d (no = %2d)",num1i,num0i);3-4. 编程，输入10个人的序号和成绩，对成绩从从大到小进行排序，输出排序后的序号和成绩。main()int num210,i,j,temp;for(i=0;i<10;i+)printf("input num %d :",i+1);scanf("%d",&num1i);num0i=i+1;for(i=0;i<10;i

41、+)for(j=i+1;j<10;j+)if(num1i<num1j)temp=num0j;num0j=num0i;num0i=temp;temp=num1j;num1j=num1i;num1i=temp;for(i=0;i<10;i+)printf("n%4d (no = %2d)",num1i,num0i);3-5. 编程，输入10个整数及其序号，求出10个整数的最大值、次大值、最小值和次小值，并输出它们原来输入时的序号。main()int num210,i,j,temp;for(i=0;i<10;i+)printf("input nu

42、m %d :",i+1);scanf("%d",&num1i);num0i=i+1;for(i=0;i<10;i+)for(j=i+1;j<10;j+)if(num1i>num1j)temp=num0j;num0j=num0i;num0i=temp;temp=num1j;num1j=num1i;num1i=temp;printf("nmax : %4d (no = %2d)",num19,num09);printf("nsecond max : %4d (no = %2d)",num18,num08

43、);printf("nmin : %4d (no = %2d)",num10,num00);printf("nsecond min : %4d (no = %2d)",num11,num01);3-6. 编程，输入10个整数，然后进行查找。输入要查找的整数，若找到,则输出该数在数组中的下标位置，否则输出“can not found！”。main()int num210,i,j,temp;for(i=0;i<10;i+)printf("input num %d :",i+1);scanf("%d",&n

44、um1i);num0i=i+1;for(i=0;i<10;i+)for(j=i+1;j<10;j+)if(num1i>num1j)temp=num0j;num0j=num0i;num0i=temp;temp=num1j;num1j=num1i;num1i=temp;printf("nfind :");scanf("%d",&temp);for(i=0,j=0;i<10;i+)if(num1i=temp)printf("nfound %4d (no = %2d)",num1i,num0i),j=1; if

45、(j=0)printf("ncan not found!");3-7编程，输入一个字符串并删除其中的指定字符。例如，对于字符串abcdcf，指定删除c，则结果为：abdf。#include <string.h>main()char stra80="",ch;int i,j;printf("input string :");gets(stra);printf("input char :");ch=getch();for(i=0;i<strlen(stra);i+)if( strai=ch )for(j=i;j<strlen(stra);j+)straj=straj+1;printf("output :");puts(stra);3-8. 编程，输入一行字符，将其反序后再输出。#include <string.h>main()char stra8