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题解 | 密码强度等级

#include <cctype> #include <iostream> using namespace std; int pwd_len_score(int len) { int score = 0; if ( len <= 4) ...

2026-01-01

0 17

题解 | 密码强度等级

#include <cctype> #include <iostream> using namespace std; int pwd_len_score(int len) { int score = 0; if ( len <= 4) ...

2026-01-01

0 17

题解 | 等差数列

#include <iostream> using namespace std; int main() { int n, a = 2, sum = 2; while (cin >> n) { for (int i = 1; i < n...

2026-01-01

0 20

题解 | 最长回文子串

#include <algorithm> #include <iostream> using namespace std; int main() { string s, cur, temp; cin >> s; if (s.length...

2025-12-31

0 18

题解 | 公共子串计算

#include <iostream> using namespace std; int main() { string s, t; cin >> s >> t; int cnt = 0; for ( int pos = 0; ...

2025-12-29

0 18

题解 | 尼科彻斯定理

#include <iostream> using namespace std; int main() { int n; cin >> n; int start = n * n - (n - 1); cout << start; ...

2025-12-29

0 14

题解 | 字符逆序

#include <iostream> using namespace std; int main() { string s; getline(cin,s); for( int i = s.size()-1;i>=0;--i){ cout&...

2025-12-29

0 16

题解 | 不要三句号的歪

#include <iostream> using namespace std; int main() { long long int a, b, c; char comma,dot; cin>>a>>comma>>b>...

2025-12-27

0 23

题解 | 字符串反转

#include <iostream> using namespace std; int main() { string s; cin >> s; for ( int i = s.size() - 1; i >= 0; --i) { ...

2025-12-27

0 23