题解 | 牛牛的快递
牛牛的快递
https://www.nowcoder.com/practice/41b42e7b3c3547e3acf8e90c41d98270
#include <stdio.h>
int main() {
float a;
char b;
scanf("%f %c", &a, &b);
int z = a/1;
int m=z+20;
if(a==(int)a)
m=m-1;
else
m=m;
b == 'y' ? printf("%d", m + 5) : printf("%d", m);
return 0;
}

