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dichgrem
2025-11-15 13:30:17 +08:00
parent c20e8949a5
commit 41e6b71bd7
33 changed files with 549 additions and 543 deletions
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32
com/study/demo/test3_2.java
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@@ -3,21 +3,21 @@ package com.study.demo;
import java.util.Scanner;
public class test3_2 {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int n = scanner.nextInt();
int[] a = new int[n];
int[] b = new int[n];
for (int i = 0; i < n; i++) {
a[i] = scanner.nextInt();
}
for (int i = 0; i < n; i++) {
b[i] = scanner.nextInt();
}
int sum = 0;
for (int i = 0; i < n; i++) {
sum += a[i] * b[i];
}
System.out.println(sum);
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int n = scanner.nextInt();
int[] a = new int[n];
int[] b = new int[n];
for (int i = 0; i < n; i++) {
a[i] = scanner.nextInt();
}
for (int i = 0; i < n; i++) {
b[i] = scanner.nextInt();
}
int sum = 0;
for (int i = 0; i < n; i++) {
sum += a[i] * b[i];
}
System.out.println(sum);
}
}