四。31.
第四季齐全
#include
int b;
if(a return printf(\ int main() {  double a;    }            scanf(\getfloor(a); return 0;   32.    #include     int i=0,s=0;          for(i=1;i     if(x%i==0)  {    s+=i;  } }  return s;  }  int main() {      int a=0,b=0;  scanf(\    if(a==sum(b)&&b==sum(a))  {        }       printf(\} else {   printf(\ }  return 0;