int main(){
int x, y;
scanf("%d %d", &x, &y);
double c = (double) x/y;
printf("%f", c);
return 0;
}
输出 0.3333333
int main(){
int x, y;
scanf("%d %d", &x, &y);
double c = (double) x/y;
printf("%f", c);
return 0;
}
输出 0.3333333
原文：https://www.cnblogs.com/bigpop/p/8542466.html