网易2018 9.10 笔试 java岗租房子和倒香槟

import java.util.Scanner;

import javax.swing.text.StyledEditorKit.ForegroundAction;

public class Main2 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int t = sc.nextInt();

for (int i = 0; i < t; i++) {

int n = sc.nextInt();

int k = sc.nextInt();

int min,max;

if(n<3||k<2){

min = 0;

max = 0;

}else if(n-k>k+1){

min = 0;

max = k-1;

}else{

min = 0;

max = n-k;

}

System.out.println(min+" "+max);

}

}

}

import java.util.Scanner;

public class Main3 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int n = sc.nextInt();

int m = sc.nextInt();

int [] b = new int[n];

int [] a = new int[n];

for (int i = 0; i < n; i++) {

a[i] = sc.nextInt();

b[i] = 0;

}

for (int i = 0; i < m; i++) {

int flag = sc.nextInt();

if(flag==2){

int x = sc.nextInt();

int v = sc.nextInt();

for (int j = x-1; j < n; j++) {

if(v<=a[j]-b[j]){

b[j] += v;

v = v-v;

break;

}else{

v = v-a[j]+b[j];

b[j] = a[j];

}

}

}else{

int x = sc.nextInt();

System.out.println(b[x-1]);

}

}

}

}