Change Bureau

#include <iostream>
#include <string>

using namespace std;

int main() {
    double bitcoinCount, yuanCount, commision, totalSum,
        BTCToBGN = 1168, yuanToUSD = 0.15, USDToBGN = 1.76, BGNToEURO = 1.95;

    cin >> bitcoinCount >> yuanCount >> commision;

    totalSum = (bitcoinCount * BTCToBGN + yuanCount * yuanToUSD * USDToBGN) / BGNToEURO * (100 - commision) / 100;

    printf("%.2f\n", totalSum);

    return 0;
}