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题解 | 2的n次方计算

#include <stdio.h> int main() { int n; scanf("%d",&n); printf("%d",2<<(n-1)); return 0; }

2025-12-06

0 13

题解 | printf的返回值

#include <stdio.h> int main() { printf("\n%d",printf("Hello world!")); return 0; }

2025-11-23

0 22

题解 | 十六进制转十进制

#include <stdio.h> int main() { int a=0xABCDEF; printf("%15d",a); return 0; }

2025-11-23

0 15

题解 | 缩短二进制

#include <stdio.h> int main() { printf("%#o %#X",1234,1234); return 0; }

2025-11-23

0 13

题解 | 有容乃大

#include <stdio.h> int main() { printf("The size of short is %lu bytes.\n",sizeof(short)); printf("The size of int is %l...

2025-11-22

0 20