diff --git a/Chen b/Chen
new file mode 100644
index 0000000..aba197a
--- /dev/null
+++ b/Chen
@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+#define SIZE 1024
+
+void vector_add_optimized(float* A, float* B, float* C, int size);
+int main() {
+	float A[SIZE], B[SIZE], C[SIZE];
+	int i;
+	srand(time(0));
+	for(i=0; i<SIZE; i++) {
+		A[i] = rand() % 100;
+		B[i] = rand() % 100;
+	}
+
+	clock_t start = clock();
+	vector_add_optimized(A, B, C, SIZE);
+	clock_t end = clock();
+	printf("初始向量加法时间：%lf\n", (double)(end-start) / CLOCKS_PER_SEC);
+}
+
+void vector_add_optimized(float* A, float* B, float* C, int size) {
+	int i;
+	for(i=0; i<size; i++) {
+		C[i] = A[i] + B[i];
+	}
+}
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