9.4.20

string concatenation without using strcat()

STRING CONCATENATION WITHOUT USING STRCAT()
#include <stdio.h>
void main()
{

    char st1[30],st2[30],st3[60];
    int i,j;
    puts("enter a string 1");
    gets(st1);
    puts("enter a string 2");
    gets(st2);
    for(i=0;st1[i]!=0;i++)
        st3[i]=st1[i];
    st3[i]='*';
    j=i+1;
    for(i=0;st2[i]!=0;i++,j++)
        st3[j]=st2[i];
    st3[j]=0;
    printf("%s\n%s\n%s",st1,st2,st3);

}
OUTPUT
Enter a string 1 siri
Enter a string 2 sha
Siri
Sha
Siri*sha

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