#include#include#define N 50#define M 20int main(){ char a[M],b[N]; int i,j,s; gets(a); gets(b); s=strlen(b); for(j=0; j b[s++]=a[j]; //注意临界条件 b[s]='\0'; s=strlen(b); for(i=0; i printf("%c",b[i]); printf("\n"); return 0;}