F*cking coins

function maxima(input) {
    //Input
    let change = Number(input[0]);
    let changeCounter = 0;

    // console.log(parseInt( change / 2 ));
    // console.log(parseInt( change / 1 ));
    // console.log(parseInt( change / 0.5 )); //1  change -= 0.5 // 0.06
    // console.log(parseInt( change / 0.2 ));
    // console.log(parseInt( change / 0.1 ));
    // console.log(parseInt( change / 0.05 )); //1  change -= 0.05 // 0.01
    // console.log(parseInt( change / 0.02 ));
    // console.log(parseInt( change / 0.01 )); //1  change -= 0.01 // 0
    // console.log('----------------------------------------------------\n\n');
    let answer = parseInt(change / 2);

    while (change > 0) {
        if ( (parseInt(change / 2)) > 1 ) {
            changeCounter += answer;
            change -= answer * 2;
        } else if (parseInt(change / 2) >= 1) {
            changeCounter++;
            change -= 2;
        } else if (parseInt(change / 1) >= 1) {
            changeCounter++;
            change -= 1;
        } else if (parseInt(change / 0.5) >= 1) {
            changeCounter++;
            change = (change - 0.5).toFixed(2);
        } else if (parseInt(change / 0.2) >= 1) {
            changeCounter++;
            change = (change - 0.2).toFixed(2);
        } else if (parseInt(change / 0.1) >= 1) {
            changeCounter++;
            change = (change - 0.1).toFixed(2);
        } else if (parseInt(change / 0.05) >= 1) {
            changeCounter++;
            change = (change - 0.05).toFixed(2);
        } else if (parseInt(change / 0.02) >= 1) {
            changeCounter++;
            change = (change - 0.02).toFixed(2);
        } else if (parseInt(change / 0.01) >= 1) {
            changeCounter++;
            change = Math.round(change - 0.01);
        }
    }
console.log(changeCounter);

}