1920400242:Problem0:编译错误
import java.util.Scanner;
public class Main{
public class static void main(String[] args){//多写了class，没有在线下调试就直接提交。
Scanner reader=new Scanner(System.in);
int a,b,c;
a=reader.NextInt();
b=reader.NextInt();
c=reader.NextInt();
if(a>b && a>c)
max=a
System.out.println("a="+a)
}
｝
1920400231:Problem0:编译错误
import java.util.Scanner;
public class Main {
publicstatic void main(String[] args) {
Scannerreader=new Scanner(System.in);
int a,b,c,max;
a= reader.nextInt();
b= reader.nextInt();
c= reader.nextInt();
if (a>b){//代码缩进层次混乱，逻辑不清。
max=a;
else
max=b;
if(c>max)max=c;
System.out.println(max);
}
}
}
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1920400216:Problem2497:格式错误
import java.util.Scanner;
public class Main {
publicstatic void main(String[] args) {
Scannerreader=new Scanner(System.in);
inta=0,b=0,c=0,max=0;
System.out.println();//OJ上的题目输出没有这个空行
a=reader.nextInt();
System.out.println();
b=reader.nextInt();
System.out.println();
c=reader.nextInt();
if(a>b)
max=a;
else
max=b;
if(c>max)
max=c;
System.out.println(max);
}
}
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1920400109:Problem0:运行完成
public class Main {
publicstatic void main(String[] args) {
inta,b,c,max;
a=3;b=1;c=4;//后台还要其他测试数据，这里应该输入，而不是赋值
if(a>b)
max=a;
else
max=b;
if(c>max)
max=c;
System.out.println("max="+max);
}
}
1920400117:Problem0:编译错误
import java.util.Scanner;
public class Main {
publicstatic void main(String[] args) {
intx,y;
Scannercin=new Scanner(System.in);
while(cin.hasNext()){
x=cin.nextInt();
if(x<0)y=-1;
elseif(x==0)y=0;
elsey=1;
System.out.println（y);//使用了中文括号
}
}
}
1920400216:Problem2282:答案错误
import java.util.Scanner;
public class Main {
publicstatic void main(String[] args) {
doublex,y = 0;
Scannercin=new Scanner(System.in);
while(cin.hasNext()){
x=cin.nextDouble();
if(x<0)
y=-1;
else if(x==0)
y=0;
else y=1;
System.out.println(y);//输出double型数据系统默认带有6位小数
}
}
}
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1920400123:Problem2498:答案错误
import java.util.Scanner;
public class Main {
public static void main(String[] args)
{
Scanner reader=new Scanner(System.in);
int n,m,a;
n=reader.nextInt();//没有考虑有多组测试数据的情况
m=reader.nextInt();
if(m==1||m==3||m==5||m==7||m==8||m==10||m==12)a=31;
else if(m!=2)a=30;
else if((n%4==0 && n%100!=0) || n%400==0)a=29;
else a=28;
System.out.println(a);
}
}
java培训学校：http://www.baizhiedu.com/java2019
