const lines = require('fs')
  .readFileSync('/dev/stdin', 'utf-8')
  .trim().split('\n').values();

const A = lines.next().value.split(' ');

//
let count = new Map();

A.forEach(x => {
  if (!count.has(x)) {
    count.set(x, 0);
  }
  count.set(x, count.get(x) + 1);
});

count = Array.from(count.values());

const three = count.filter(x => x === 3).length;
const pair = count.filter(x => x === 2).length;

//
if (three === 1 && pair === 1) {
  console.log('FULL HOUSE');
  return;
}

if (three === 1) {
  console.log('THREE CARD');
  return;
}

if (pair === 2) {
  console.log('TWO PAIR');
  return;
}

if (pair === 1) {
  console.log('ONE PAIR');
  return;
}

console.log('NO HAND');