实现银行家的舍入C++

#include <iostream>
#include <cmath>

double roundToBankers(double value, int decimalPlaces) {
    double factor = pow(10, decimalPlaces);
    double roundedValue = round(value * factor) / factor;
    return roundedValue;
}

int main() {
    double value = 3.14159;
    int decimalPlaces = 2;
    double roundedValue = roundToBankers(value, decimalPlaces);
    std::cout << "Rounded value: " << roundedValue << std::endl;
    return 0;
}