c语言程序设计8——10章课后编程例程.doc

8-3-1#includevoid main()int max,n,a10,i;for(i=0;i10;i+)scanf(%d,&ai);max=a0;n=0;for(i=0;i10;i+)if(maxai)max=ai;n=i;printf(%d %dn,max,n);8-3-2#include#define N 10void main()int i,aN,bN,cN;for(i=0;iN;i+)scanf(%d,&ai);for(i=0;iN;i+)scanf(%d,&bi);ci=ai*bi;for(i=0;iN;i+)printf(%d ,ci);8-3-3#includevoid main()int i,a30,b6;for(i=0;i30;i+)ai=2*i+2;for(i=0;i6;i+)bi=(a5*i+a5*i+1+a5*i+2+a5*i+3+a5*i+4)/5;printf(%d ,bi);8-3-4#includevoid main()int a100100,n,sum=0,i,j;printf(输入阶数 n：n);scanf(%d,&n);for(i=0;in;i+)for(j=0;jn;j+)scanf(%d,&aij);for(i=0;in;i+)sum+=aii;for(i=0,j=n-1;in;i+,j-)if(i!=j)sum+=aij;printf(%dn,sum);8-3-5#includevoid main()int a55,i,j,n=3;for(i=0;i5;i+)for(j=0;j5;j+)aij=n;n+=3;for(i=0;i5;i+)for(j=0;j+i5;j+)printf(%3d,aij);putchar(10);for(i=0;i5;i+)for(j=0;ji+1;j+)printf(%3d,aij);putchar(10);8-3-8-1#include/冒泡法int sort(int *pa,int n);void main()int n,a100,i,*pa;pa=a;printf(输入数组长度 nn);scanf(%d,&n);for(i=0;in;i+)scanf(%d,&ai);sort(pa,n);for(i=0;in;i+)printf(%d ,ai);int sort(int *pa,int n)int i , j , m ;for(i=0;in;i+)for(j=0;jpaj+1)m=paj;paj=paj+1;paj+1=m;return 0;8-3-8-2#include/选择法#define N 100int sort(int *pa,int *pb,int n);void main()int n,bN,aN,i,*pa,*pb;pa=a;pb=b;printf(输入数组长度 n:n);scanf(%d,&n);for(i=0;in;i+)scanf(%d,&ai);sort(pa,pb,n);for(i=0;in;i+)printf(%d ,bi);int sort(int *pa,int *pb,int n)int max=pa0,min=pa0,m=0,u=0,i,j;for(i=0;in;i+)if(maxpai)max=pai;for(i=0;in;i+)for(j=0;jpaj)min=paj;u=j;pbm+=min;pau=max;u=0;min=pa0;return 0;8-3-9#includevoid main()double a505,b5,sum=0;int m=0,i,j;for(i=0;i5;i+)for(j=0;j50;j+)printf(输入第%d个学生的第%d门课程的成绩：n,j+1,i+1);scanf(%lf,&aij);sum+=aij;bm+=sum/50;sum=0;for(i=0;i5;i+)printf(该班第%d门课程的平均成绩为%lfn,i+1,bi);9-3-1#include#includechar s100000;void main()char a5=a,e,i,o,u;int i,j,n=0,lens;gets(s);lens=strlen(s);for(i=0;ilens;i+)for(j=0;j5;j+)if(aj=si)n+;break;printf(%dn,n);9-3-4#include#includeint strcom(char s1,char s2);void main()char s11000,s210000,*p1=s1,*p2=s2;int len1,len2,i,j;gets(s1);gets(s2);len1=strlen(s1);len2=strlen(s2);len1-=len2-1;for(i=0;ilen1;i+,p1+)if(strcom(p1,p2)=0)for(j=i;jlen1;j+)s1j=s1j+len2;len1-=len2;puts(s1);int strcom(char s1,char s2)int i,flag=0;for(i=0;s2i!=0;i+)if(s1i!=s2i)flag=1;break;return flag;例9-2#include#includevoid main()int lena,flag=0;char a1000,*left,*right;gets(a);lena=strlen(a);left=a;right=a+lena-1;for(;left!=right;left+,right-)if(*left!=*right)flag=1;break;if(left=right-1)break;if(flag)printf(不是回文数n);elseprintf(是回文数n);10-3-1#include#includevoid main()char a=zhaoqing,b=qianhua,c=sunci,s20;int x=0,y=0,z=0;printf(输入投票情况n);while(scanf(%s,s)!=EOF)if(strcmp(a,s)=0)x+;if(strcmp(b,s)=0)y+;if(strcmp(c,s)=0)z+;memset(s,0,sizeof(s);printf(赵青得票为%dn钱花得票为%dn孙瓷得票为%dn,x,y,z);if(xy)if(xz)printf(赵青当选主席n);elseprintf(孙瓷当选主席n);elseif(yz)printf(钱花当选主席n);elseprintf(孙瓷当选主席n);10-3-2#includestruct studentchar name20;char number15;char add50;double pre;a50;void main()double s=0;int i;printf(编号t姓名t学号t籍贯ttC语言成绩n);for(i=0;i5;i+)printf(%dt,i+1);scanf(%s%s%s%lf,,ai.number,ai.add,&