6.1.4

#include <iostream>

using namespace std;

 bool election (bool x,bool y,bool z)
{
    int One=0;
    if (x==1 ) One++;
    if (y==1 ) One++;
    if (z==1 ) One++;

    if (One>1) return true;
        else return false;
}
int main()
{
    bool x,y,z;
    cin>>x>>y>>z;
    cout<<election(x,y,z);
    return 0;
}

/* return (1+0+0)
 1 1 0
 0 1 1
 1 0 1
 1 1 1
 (x | y) & (y | z)
  return ((x | y) & (y | z) )? true:false;