二级C语言程序设计练习答案(7)

insert( int *q, int n)

{ int *k;

k=q;

while (*q!=32767) q++;

*(q+1)=*q;

while(q>k)

{ if (n>*(q-1)) { *q=n; break; }

else {q--; *(q+1)=*q; } } }

【9-32】

main()

{int n,a[16]={0},*p;

printf(\

scanf(\

p=a;

change(a,n,p);

printf(\

while(p<=a+15)

printf(\ }

change(x,n,p)

int x[16],n,*p; {

p=x+15; *p=0;

if(n==0) return(0);

while(n!=0)

{*p=n%2;

p--;

n/=2; } }

【9-33】

#include

main()

{int a[15],*p,i;

p=a;

frandm(a);

printf(\

for(i=0;i<15;i++)

printf(\ }

frandm( a[]);

{int k=0,i,x,*q;

for (i=0;i<15;i++) a[i]=20;

while(k<15)

{x=rand() ;

for (i=0;i<15;i++)

if (a[i]==x ) continue;

else a[k++]=x; } }

【9-34】

#define N 20

main()

{int a[N][N],x[N]={0},y[N]={0},i,j,m,sum=0;

printf(\

scanf(\

printf(\

for(i=0;i

for(j=0;j

{ scanf(\

x[i]+=a[i][j]; y[j]+=a[i][j];

if (i==j ) sum+=a[i][i]; }

printf(\

for (i=0;i

{ for (j=0;j

printf(\

printf(\ }

for (i=0;i

printf(\

printf(\

getch(); }

【9-35】

#define N 20

main()

{int a[N][N],b[N][N],c[N][N],m,n,i,j;

printf(\

scanf(\

printf(\

for(i=0;i

for(j=0;j

{ scanf(\ }

printf(\

for(i=0;i

for(j=0;j

{ scanf(\ }

printf(\

for (i=0;i

{ for (j=0;j

printf(\

printf(\ }

getch(); }

【9-36】

main()

{int i,j,k;

printf(\ ** A MULTIPLICATION

printf(\ \

for(i=1;i<10;i++) printf(\

TABLE **\\n\