import java.util.Scanner;
public class 查找整数 {
public static void main(String[] args) {
method1();
}
private static void method1() {
Scanner sc = new Scanner(System.in);
int n = inPutNum();
// int arr[] = new int[n];
int arr[] = inPutArr(new int[n],n);
int m = inPutNum();
for (int i = 0; i < n; i++) {
if (m==arr[i]) {
System.out.println(i+1);
break;
} else {
System.out.println("-1");
}
}
}
private static int inPutNum() {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
return n;
}
private static int[] inPutArr(int arr[],int n) {
Scanner sc = new Scanner(System.in);
for (int i = 0; i < n; i++) {
arr[i] = sc.nextInt();
}
return arr;
}
}
如下图所示.我已经如他要求的改过类名称了,上面的代码是我的记录源码