代码:
#include<stdio.h> int fun(char c[100], char d[100]) { int i, j; for (i = 0; c[i] != '\0'; i++); for (j = 0; d[j] != '\0'; j++) { c[i++] = d[j]; } c[i] = '\0'; puts(c); return c[100]; } int main() { char a[100]; char b[100]; gets_s(a); gets_s(b); fun(a, b); return 0; }