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点击查看代码 #include<iostream> #include<cstring> #include<unordered_set> using namespace std; const int N = 110, M = 1e4 + 10; int k, n; int s[N], f[M]; // 阅读全文
posted @ 2022-05-15 22:15
wKingYu
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点击查看代码 #include<iostream> using namespace std; int main() { int n; cin >> n; int res = 0; for (int i = 1; i <= n; i ++) { int x; scanf("%d", &x); if ( 阅读全文
posted @ 2022-05-15 20:30
wKingYu
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点击查看代码 #include<iostream> using namespace std; int main() { int n; cin >> n; int res = 0; while (n --) { int x; scanf("%d", &x); res ^= x; } if (res) 阅读全文
posted @ 2022-05-15 17:52
wKingYu
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