#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define SIZE 1024
void vector_add(float* A, float* B, float* C, int size) {
    int i;
	for (i = 0; i < size; i++) {
        C[i] = A[i] + B[i];
    }
}

int main() {
	int i;
    float A[SIZE], B[SIZE], C[SIZE];
    srand((unsigned int)time(NULL));
    for (i = 0; i < SIZE; i++) {
        A[i] = rand() % 100;
        B[i] = rand() % 100;
    }
    clock_t start_time = clock();
    vector_add(A, B, C, SIZE);
    clock_t end_time = clock();
    double elapsed_time = (double)(end_time - start_time) / CLOCKS_PER_SEC;
    printf(" %f s\n", elapsed_time);
    return 0;
}