题解 | #A+B(1)#

A
import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while(sc.hasNext()) {
System.out.println(sc.nextInt() + sc.nextInt());
}
}
}

B
import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i = sc.nextInt();
for (int a = 0; a < i; a++) {
while (sc.hasNext()) {
System.out.println(sc.nextInt() + sc.nextInt());
}
}
}
}

import java.util.Scanner;
public class Main{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int i = sc.nextInt(); // 用一个i占位
while(sc.hasNextInt()) {
System.out.println(sc.nextInt() + sc.nextInt());
}
}
}

C
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while(sc.hasNextInt()) {
int a = sc.nextInt();
int b = sc.nextInt();
if(a==0 && b==0) return;
System.out.println(a+b);
}
}
}

D
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int sum;
while (sc.hasNextInt()) {
sum = 0;
int stop = sc.nextInt();
if (stop == 0) return;
for (int i = 0; i < stop; i++) {
int a = sc.nextInt();
sum += a;
}
System.out.println(sum);
}
}
}

E
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int rows = sc.nextInt();
for (int i = 0; i < rows; i++) {
int n = sc.nextInt();
int sum = 0;
for (int j = 0; j < n; j++) {
sum += sc.nextInt();
}
System.out.println(sum);
}
}
}

F
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNextInt()) {
int n = sc.nextInt();
int sum = 0;
for (int i = 0; i < n; i++) {
sum += sc.nextInt();
}
System.out.println(sum);
}
}
}

G
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNextLine()) {
int sum = 0;
String line = sc.nextLine();
String[] s = line.split(" ");
for (int i = 0; i < s.length; i++) {
int i1 = Integer.parseInt(s[i]);
sum += i1;
}
System.out.println(sum);
}
}
}

H
import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
String[] array = new String[n];
for(int i = 0; i < n; i++){
array[i] = sc.next();
}
Arrays.sort(array);
for(int i = 0; i < n; i++){
System.out.print(array[i]+" ");
}
}
}

I

import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNextLine()) {
String line = sc.nextLine();
String[] strings = line.split(" ");
Arrays.sort(strings);
//sout
for (int i = 0; i < strings.length; i++) {
if (i == strings.length - 1)
System.out.print(strings[i]);
else
System.out.print(strings[i] + ' ');
}
System.out.println();
}
}
}

J
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNextLine()) {
String line = sc.nextLine();
String[] split = line.split(",");
Arrays.sort(split);
for (int i = 0; i < split.length; i++) {
if(i== split.length-1)
System.out.print(split[i]);
else System.out.print(split[i] + ",");
}
System.out.println();
}
}
}