@[MacyZhang2011](/user/1130058) 要用 double，不能用int
by zjzx_wcj @ 2024-06-08 20:46:15
@[MacyZhang2011](/user/1130058)
# code
```cpp
#include<bits/stdc++.h>
using namespace std;
int main(){
int s = 0;
double cnt = 0,cnt1 = 0;
int ans = 1;
cin >> s;
cnt = 2;
cnt1 = cnt * 0.98;
while(cnt < s){
cnt += cnt1;
cnt1 *= 0.98;
ans ++;
}
cout << ans;
return 0;
}
```
by zjzx_wcj @ 2024-06-08 20:47:06
@[zjzx_wcj](/user/1346614) 谢谢
by MacyZhang @ 2024-06-08 20:51:55
@[zjzx_wcj](/user/1346614) 但是只有80分
by MacyZhang @ 2024-06-08 20:53:20
@[MacyZhang2011](/user/1130058) ans要用int类型的
by WEICY123 @ 2024-06-08 21:16:59