1.
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Demo {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
int a = 0;
System.out.print("请输入m：");
BufferedReader strin=new BufferedReader(new InputStreamReader(System.in));
try {
a=Integer.parseInt(strin.readLine());
} catch (NumberFormatException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
int b = 0;
System.out.print("请输入一个n：");
BufferedReader strin2=new BufferedReader(new InputStreamReader(System.in));
try {
b=Integer.parseInt(strin2.readLine());
} catch (NumberFormatException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
int flag = 0;
for (int i = 1; i <= a; i++) {
if(a%i==0){
if(b%i==0){
flag=i;}
}
}
System.out.println("最大公约数为"+flag);
}
}
2.
Private Judge(){
Public static void main(string[]args){
Scanner scanner =new Scanner(System.in) ;
Int x=scanner.nextInt();
Int y=scanner.nextInt();
Int result=scanner.nextInt();
If(x<4 or y>0)
{
If(y>1){
Y=y+1;
}
Else{
Return result;
}
Else{
If(x>=5){
X=x-y;
}
Else
{
X=x+y
}
}
语句覆盖：
X=6 y=0 路径aef
X=1 y=2 路径abc
分支覆盖：
X=6/4 y=1 路径aef/aeg
X=1 y=2/1 路径abc/abd