String: Copy one string to another string without liberty function

Copy one string to another string without liberty function 

#include<stdio.h>
main()
{
    char string1[80],string2[80];
    int i;
    printf("Enter the line: ");
    printf("\t");
    //gets(string2);
    scanf("%s",string2);
    for(i=0;string2[i]!='\0';i++)
    string1[i]=string2[i];
    //string1[i]='\0';
    printf("\n\%s\n",string1);
    printf("\nNumber of charcter is: %d\n",i);
}