📅  最后修改于: 2022-03-11 14:59:40.990000             🧑  作者: Mango
#include
#include
int main()
{
char s1[10] = "Hello";
char s2[10] = "World";
strcat(s1,s2);
printf("Output string after concatenation: %s", s1);
return 0;
}