// Move to 'Eszter' and get the secret number from her.
hero.moveXY(16, 32);
var esz = hero.findNearestFriend().getSecret();

// Multiply by 3 and subtract 2 to get 'Tamas's number.
// Remember to use parentheses to do calculations in the right order.
// Move to 'Tamas' and say his magic number.
var tam = esz * 3 - 2;
hero.moveXY(24, 28);
hero.say(tam);

// Subtract 1 and multiply by 4 to get 'Zsofi's number.
// Move to 'Zsofi' and say her magic number.
var zso = (tam  - 1) * 4 ;
hero.moveXY(32, 24);
hero.say(zso);
// Add 'Tamas's and 'Zsofi's numbers, then divide by 2 to get 'Istvan's number.
// Move to 'Istvan' and say his magic number.
var ist = (tam + zso ) / 2 ;
hero.moveXY(40, 20);
hero.say(ist);
// Add 'Tamas's and 'Zsofi's numbers. Subtract 'Istvan's number from 'Zsofi's. Multiply the two results to get 'Csilla's number.
// Move to 'Csilla' and say her magic number.
var csi = (tam + zso ) * (zso - ist) ;
hero.moveXY(48, 16);
hero.say(csi);

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