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Intro to CS - problem set 01.01 - finish problem set 01.01

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This commit is contained in:
Eric Douglas 2015-06-20 19:04:11 -03:00
parent 2cd2e03d49
commit c8587050fa
1 changed files with 21 additions and 9 deletions
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30
computer-science/01-introduction-to-cs-and-programming-mit/src/01-01-problem-set.js
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@ -42,23 +42,30 @@ prompt.get([
}
], function( err, results ) {
console.log( results );
// constants
var PERIOD = 12;
// input variables
var initialBalance = parseInt( results.balance, 10 );
var interest = parseInt( results.interest, 10 );
var minPayment = parseInt( results.minimum, 10 );
var initialBalance = parseFloat( results.balance, 10 );
var interest = parseFloat( results.interest, 10 );
var minPayment = parseFloat( results.minimum, 10 );
console.log( initialBalance );
console.log( interest );
console.log( minPayment );
// output variables
var month = 1;
var minMonthlyPayment = 0;
var principalPaid = 0;
var actualBalance = 0;
var actualBalance = initialBalance;
// helper variables
var actualMinPayment;
var actualInterest;
var actualMinPayment = 0;
var actualInterest = 0;
var totalPaid = 0;
while( month <= PERIOD ) {
@ -66,14 +73,19 @@ prompt.get([
actualInterest = ( interest / 12 ) * actualBalance;
principalPaid = actualMinPayment - actualInterest;
actualBalance -= principalPaid;
totalPaid += actualMinPayment;
console.log( 'Month:', month );
console.log( 'Minimum monthly payment:', actualMinPayment );
console.log( 'Principal paid:', principalPaid );
console.log( 'Remaining balance', actualBalance, '\n' );
console.log( 'Minimum monthly payment:', actualMinPayment.toFixed( 2 ));
console.log( 'Principal paid:', principalPaid.toFixed( 2 ));
console.log( 'Remaining balance', actualBalance.toFixed( 2 ), '\n' );
month += 1;
}
console.log( '======= RESULT =======');
console.log( 'Total amount paid:', totalPaid.toFixed( 2 ));
console.log( 'Remaining balance', actualBalance.toFixed( 2 ), '\n' );
});