#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#define SIZE 1024

void vector_add(float* A, float* B, float* C, int size) {
    for (int i = 0; i < size; ++i) {
        C[i] = A[i] + B[i];
    }
}

int main() {
    float A[SIZE], B[SIZE], C[SIZE];
    for (int i = 0; i < SIZE; ++i) {
        A[i] = rand() % 100;
        B[i] = rand() % 100;
    }
    clock_t start = clock();
    vector_add(A, B, C, SIZE);
    clock_t end = clock();
    double time_used = ((double)(end - start)) / CLOCKS_PER_SEC;
    printf("向量加法耗时: %.6f 秒\n", time_used);

    return 0;
}