#include<stdio.h> #include<string.h> void lianjie(char s1[], const char s2[]) { int i = 0, j = 0; for (i = strlen(s1), j = 0; i < strlen(s1) + strlen(s2); i++, j++) { s1[i] = s2[j]; } } int main() { char s1[20] = { " "}; char s2[20] = { " "}; printf("请输入第一个字符串:"); scanf("%s", &s1); printf("请输入第二个字符串:"); scanf("%s", &s2); lianjie(s1, s2); printf("连接后的字符为%s", s1); return 0; }