4_event_management.cu

#include <iostream>
#include <cuda_runtime.h>



int main() {
    // Create CUDA events for timing
    cudaEvent_t start, stop;
    cudaEventCreate(&start);
    cudaEventCreate(&stop);

    // Record the start event
    cudaEventRecord(start);

    // do sth...

    // Record the stop event
    cudaEventRecord(stop);
    cudaEventSynchronize(stop);

    // Calculate and print the elapsed time
    float milliseconds = 0.0f;
    cudaEventElapsedTime(&milliseconds, start, stop);
    std::cout << "Time elapsed: " << milliseconds << " ms" << std::endl;
}