【入门】编程求1+3+5+...+n - 题解 - 蒙青创OJ

2
张学境2026dly LV 6 @ 2026-5-31 8:41:46

#include <bits/stdc++.h> using namespace std;

int main() { int a, num = 0; cin >> a; for (int i = 1; i <= a; i+=2) { num = num + i; } cout << num; return 0; }
1
王苏莱ly LV 5 @ 2026-5-31 14:00:31

#include <bits/stdc++.h> using namespace std;

int main() { int a, num = 0; cin >> a; for (int i = 1; i <= a; i+=2) { num = num + i; } cout << num; return 0; }
0
郭祖廷2026dly LV 7 @ 2026-6-11 21:23:11

#include <bits/stdc++.h> using namespace std;

int main() { int a, num = 0; cin >> a; for (int i = 1; i <= a; i+=2) { num = num + i; } cout << num; return 0; }

ID

30039

时间

1000ms

内存

256MiB

难度

1

标签

简单循环

递交数

已通过

50

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