
process.stdin.resume();
process.stdin.setEncoding('utf8');

var lines = [];
var reader = require('readline').createInterface({
    input: process.stdin,
    output: process.stdout
});
reader.on('line', (line) => {
    // ここで入力を処理する
    lines.push(line);
});
reader.on('close', () => {
    // ここで出力する
    for(var i =0; i<lines.length; i++){
      	switch(lines[i]){
 		case 1:
  			console.log(1);
  		break;

 		case 2:
  			console.log(8);
  		break;

   		case '3':
  			console.log(27);
  		break;

   		case '4':
  			console.log(64);
  		break;

   		case '5':
  			console.log(125);
  		break;

   		case '6':
  			console.log(216);
  		break;

   		case '7':
  			console.log(343);
  		break;

   		case '8':
  			console.log(512);
  		break;

   		case '9':
  			console.log(729);
  		break;
	}
    }
});
