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全部文章（共41篇）

题解 | 小乐乐与序列

int main() { int n = 0; int arr[100000] = {0}; int i = 0; int tmp = 0; scanf("%d", &n); for(i=0; i<n; i++) ...

2026-02-13

0 27

题解 | 小乐乐走台阶

#include <stdio.h> int fib(int n) { if(n<=2) return n; else return fib(n-1)+fib(n-2); } int main() { int n = 0;...

2026-02-13

0 24

题解 | 小乐乐改数字

#include <stdio.h> int main() { long long n = 0; while (scanf("%lld", &n) == 1) { int i = 0;//判断多少位数字 ...

2026-02-13

0 29

题解 | 小乐乐与欧几里得

#include <stdio.h> int main() { long long n = 0; long long m = 0; long long a = 0; long long b = 0; while (scanf("%lld...

2026-02-04

0 43

题解 | 小乐乐排电梯

#include <stdio.h> int main() { int n = 0; while (scanf("%d", &n) == 1) { if (n > 12) { ...

2026-02-04

0 31

题解 | 小乐乐定闹钟

#include <stdio.h> int main() { int h = 0; int m = 0; int k = 0; while (scanf("%d:%d %d", &h, &m, &k) == ...

2026-02-04

0 28

题解 | 小乐乐求和

#include <stdio.h> int main() { long long n = 0; while (scanf("%d", &n) == 1) { long long sum = 0; ...

2026-02-04

0 29

题解 | 小乐乐与进制转换

#include <stdio.h> int main() { int n = 0; while (scanf("%d", &n) == 1) { int arr[30]; int i = 0; ...

2026-02-04

0 26

题解 | 井字棋

#include <stdio.h> int main() { char arr[3][3]; while (scanf(" %c", &arr[0][0]) == 1) { int i = 0; i...

2026-02-03

0 34

题解 | 杨辉三角

#include <stdio.h> int main() { int n = 0; while (scanf("%d", &n) == 1) { int i = 0; int j = 0; ...

2026-02-03

0 35