Mountain Run

#include <iostream>
#include <string>

using namespace std;

int main() {
    double record, meters, secondPerMeter;
    cin >> record >> meters >> secondPerMeter;

    double score = meters * secondPerMeter + (int)(meters / 50) * 30;

    if (score < record) {
        printf("Yes! The new record is %.2f seconds.\n", score);
    }
    else {
        printf("No! He was %.2f seconds slower.\n", score - record);
    }

    return 0;
}