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【题解】[NOIP2011]统计单词数

原代码 #include<string> using namespace std; int main() { string s; int count = 0; int flag[1000] = {0}; int sum= 0 ; int num = 0;...

C++

2025-12-24

0 42

题解 | 简单计算器

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

2025-12-16

0 52

题解 | 小乐乐与欧几里得

#include <iostream> using namespace std; // 欧几里得算法求最大公约数（递归版） long long gcd(int a, int b) { return b == 0 ? a : gcd(b, a % b); } int main(...

2025-12-12

0 43

题解 | 小乐乐排电梯

#include <iostream> using namespace std; int main() { int n,minutes; cin >> n; minutes = n/12*4+2; cout << minutes << end...

2025-12-12

0 44

题解 | 小乐乐定闹钟

#include <iostream> using namespace std; int main() { int hour,minute,k; char ch; int minutes,hours; while(cin >> hour >&g...

2025-12-12

0 36

题解 | 牛牛的球

#include <iostream> #include<cmath> using namespace std; int main() { int r; cin >> r ; float v = 4.0/3*3.14*pow(r,3); ...

2025-12-12

0 50

题解 | 牛牛的水杯

#include <iostream> using namespace std; int main() { int h,r; cin >> h >> r; float v = 3.14 * h *r*r; int sum = 10...

2025-12-12

0 43

题解 | 牛牛的圆

#include <iostream> #include<iomanip> using namespace std; int main() { int r; cin >> r; float s = 3.14*r*r; cout &...

2025-12-10

0 39

题解 | 温度转换

#include <iostream> #include<cstdio> using namespace std; int main() { float f; cin >> f; float c = 5.0/9*(f-32); print...

2025-12-10

0 41

题解 | KiKi和酸奶

#include <iostream> using namespace std; int main() { int n,h,m; while(cin >> n >> h >> m){ int opened = (m + h...

2025-12-10

0 40