#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include "windows.h"

int main(int argc, char *argv[])
{
    LARGE_INTEGER Timestamp,Frequency;
    unsigned int t1,t2;
    /*double delta;*/
    double c_time,java_time,py_time,ratio;

    // fits into LowPart on my Pentium IV 1.8 GHz
    QueryPerformanceFrequency(&Frequency);

    /*printf("%ld, %ld\n",Timestamp.HighPart,Timestamp.LowPart);*/
    /*printf("%ld, %ld\n",Frequency.HighPart,Frequency.LowPart);*/

    printf("c\n");
    QueryPerformanceCounter(&Timestamp);
    t1 = Timestamp.LowPart;
    system("test.exe");
    QueryPerformanceCounter(&Timestamp);
    t2 = Timestamp.LowPart;
    c_time = (double)1000.0/Frequency.LowPart*(t2 - t1);
    printf("%12.2f\n",c_time);

    printf("java\n");
    QueryPerformanceCounter(&Timestamp);
    t1 = Timestamp.LowPart;
    system("java test");
    QueryPerformanceCounter(&Timestamp);
    t2 = Timestamp.LowPart;
    java_time = (double)1000.0/Frequency.LowPart*(t2 - t1);
    printf("%12.2f\n",java_time);

    printf("python\n");
    QueryPerformanceCounter(&Timestamp);
    t1 = Timestamp.LowPart;
    system("python test.py");
    QueryPerformanceCounter(&Timestamp);
    t2 = Timestamp.LowPart;
    py_time = (double)1000.0/Frequency.LowPart*(t2 - t1);
    printf("%12.2f\n",py_time);

    printf("c / java: %.2f\n",c_time/java_time);
    printf("java / c: %.2f\n",java_time/c_time);
    printf("python / c: %.2f\n",py_time/c_time);

    return 0;
}