string compare

#include<bits/stdc++.h>
using namespace std;

int main()
{
    char lol[5][10];
    int i,j;
    for(i=0;i<5;i++){
        gets(lol[i]);
    }

    for(i=0;i<5;i++){
        for(j=i+1;j<5;j++){
            if(strcmp(lol[i],lol[j])==0){
               strcpy(lol[j],"0");
            }
        }
    }

   cout<<endl<<endl;

    for(i=0;i<5;i++){
        if(strcmp(lol[i],"0")==1){
            puts(lol[i]);
            cout<<endl;
        }
    }

    return 0;
}