题解 | #字符串排序#
字符串排序
https://www.nowcoder.com/practice/d2f088e655d44e4a85c16f7b99126211
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int cmp(const void * c1, const void * c2){
return *(char*)c1 - *(char*)c2;
}
int main() {
char a[30];
scanf("%s", a);
qsort(a, strlen(a), sizeof(a[0]),cmp);
puts(a);
return 0;
}
