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步骤一.cpp

@@ -0,0 +1,38 @@
+#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];
+    srand(time(NULL)); 
+
+    
+    for (int i = 0; i < SIZE; i++) {
+        A[i] = rand() % 100; 
+        B[i] = rand() % 100;
+    }
+
+ 
+    clock_t start, end;
+    start = clock(); 
+
+    
+    vector_add(A, B, C, SIZE);
+
+    end = clock();
+    double time_spent = (double)(end - start) / CLOCKS_PER_SEC; 
+
+    printf("基础向量加法的运行时间为: %lf 秒\n", time_spent);
+
+    return 0;
+}