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python/TangDou/LuoGuBook/L4_12.cpp

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2025-08-30 18:35:01 +08:00
#include <bits/stdc++.h>
using namespace std;
//错误的代码,原因:double存在精度的问题
int main() {
int n;
double s = 0;
cin >> n;
for (double i = 0.1; i != n; i += 0.1) {
s += i;
cout << i << endl;
}
cout << s;
return 0;
}