var input = require('fs').readFileSync('/dev/stdin', 'utf8');
var lines = input.split('\n');
let inInterval = 0;
let outInterval = 0;

for (let i = 1; i < lines.length; i++) {
  if (lines[i] >= 10 && lines[i] <= 20) {
    inInterval++;
  } else {
    outInterval++;
  }
}

console.log(`${inInterval} in`);
console.log(`${outInterval} out`);