#include <mpi.h>
#include <stdio.h>
#include <windows.h> 
 
int main(int argc, char** argv) {
 
    MPI_Init(&argc, &argv);
 
    int rank;
    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 
    int size;
    MPI_Comm_size(MPI_COMM_WORLD, &size);
 
    char processor_name[MPI_MAX_PROCESSOR_NAME];
    int name_len;
    MPI_Get_processor_name(processor_name, &name_len);
 
    double timer_resolution = MPI_Wtick();
 
    double start_time = MPI_Wtime();
 
    Sleep(1000);  
 
    double end_time = MPI_Wtime();
    double avg_time = (end_time - start_time);
 
    printf("Process %d is running on CPU: %s\n", rank, processor_name);
    printf("MPI timer resolution: %0.10f\n", timer_resolution);
    printf("Average execution time: %0.10f seconds\n\n", avg_time);
 
    MPI_Finalize();
 
    return 0;
}
 
 

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