Files
2023-08-03 09:22:52 +08:00

14 lines
196 B
C++

#include<iostream>
#include<cstdio>
#include<cmath>
using namespace std;
int main()
{
double a,b,c,d;
while(true){
cin>>a>>b>>c;
d=20-a-b-c;
printf("他应去捡一个%G公斤重的石头\n",d);
}
}