Comment check

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int i,j;
    string a;
    getline(cin,a);
    for(i=0;i<a.length();i++){
        if(a[i]=='/'&&a[i+1]=='/'){
            for(j=i+2;j<a.length();j++)
                printf("%c",a[j]);
            printf(" = is comment\n");
            i=j;
        }
        else if(a[i]=='/'&&a[i+1]=='*'){
            k=false;
            for(j=i+2;j<a.length();j++){
                if(a[j]=='*'&&a[j+1]=='/') break;
                printf("%c",a[j]);
            }
            printf(" = is comment\n");
            i=j+1;
        }
    }
    return 0;
}