include stdio include stdlib int main int char Hello world char mother

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int i=0;
    char s[]="Hello world";
    char *c="mother";
    do
    {
        s[i]=*c;
        i++;
    }
    while(*(c++));
    printf("%s\n",s);
    printf("Hello world!\n");
    return 0;
}