java swift输入输出范例

// 本题为考试单行多行输入输出规范示例，无需提交，不计分。
import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNextInt()) {// 注意，如果输入是多个测试用例，请通过while循环处理多个测试用例
            int a = in.nextInt();
            int b = in.nextInt();
            System.out.println(a + b);
        }
    }
}



// 本题为考试单行多行输入输出规范示例，无需提交，不计分。
import Foundation
while let line = readLine() {
    let parts = line.split(separator: " ")
    print(Int(parts[0])! + Int(parts[1])!)
}

import Foundation
let n = Int(readLine()!)!
var ans = 0;
for _ in 0 ..< n {
    if let line = readLine() {
        let parts = line.split(separator: " ")
        for part in parts {
            ans += Int(part)!
        }
    }
}
print(ans)