西工大C语言POJ习题答案 - 图文(2)

4.

#include int main(){ int a,b,c;

scanf(\ if(a

printf(\ return 0; }

5.

#include int main() {

int i=0,j=0,k=1; char a[6];

while((a[i]=getchar())!='\\n') {

i++; }

for(;i>0;i--){ if(a[j]==a[i-1]){ j++;

continue;} else {k=0; break;} }

if(k==1)

printf(\ else

printf(\}

6.

#include int main() {

double a,c; scanf(\ switch((int)a/10) {

case 0:c=a*0.1;break;

case 1:c=(a-10)*0.075+10*0.1;break; case 2:

case 3:c=(a-20)*0.05+10*0.075+10*0.1;break;

case 4: