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全部文章（共48篇）

题解 | #杨辉三角的变形#

#include<iostream> using namespace std; int main(){ int n; cin >> n; if (n <= 2){ cout << "-1"; } else if((n-3)%4==0||(n-3...

2023-04-05

0 196

题解 | #计算表达式#

#include<iostream> #include<vector> #include<string> using namespace std; int main(){ string str; while (getline(cin, str)){ vec...

2023-03-21

0 229

题解 | #畅通工程#

#include<iostream> #include<cstdio> #include<vector> #include<algorithm> using namespace std; const int MAXN = 101; int father...

2023-03-16

0 304

题解 | #计算天数#

#include<cstdio> bool fun(int n){ return n % 400 == 0 || n % 100 != 0 && n % 4 == 0; } int main(){ int n; int mday[13] = { 0, 31, 28, 31, 30,...

2023-03-14

0 258

题解 | #日期累加#

#include<cstdio> bool fun(int n){ return n % 400 == 0 || n % 100 != 0 && n % 4 == 0; } int main(){ int n; int mday[13] = { 0, 31, 28, 31, 30,...

2023-03-14

0 222

题解 | #合并符串#

#include<iostream> #include<string> using namespace std; int main(){ string str1, str2; while (cin >> str1 >> str2){ strin...

2023-03-13

1 290

题解 | #Powerful Calculator#

#include<iostream> #include<string> using namespace std; int main(){ string str1, str2; while (cin >> str1 >> str2){ int s...

2023-03-13

0 340

题解 | #大整数排序#

#include<iostream> #include<string> #include<algorithm> using namespace std; bool comp(string rhs, string lhs){ if (rhs.size() <...

2023-03-12

0 283

题解 | #回文字符串#

#include<iostream> #include<string> using namespace std; int main(){ string str; while (cin >> str){ string rev; for (int i = ...

2023-03-12

0 291

题解 | #排列与二进制#每一项都除够2，和相加

#include<cstdio> int main(){ int n, m; while (scanf("%d%d", &n, &m) != EOF){ if (n == 0 && m == 0){ break; } int ans = 0; for (int ...

2023-03-12

0 311