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- // Tim vi tri xuat hien cuoi cung cua x trong mang
- // Khai bao ham thu vien neu co
- #include<stdio.h>
- #include<conio.h>
- #define SIZE 200
- void nhap(int a[],int &n,int &x)
- {
- scanf("%d%d",&n,&x);
- for(int i=0;i<n;i++)
- {
- scanf("%d",&a[i]);
- }
- }
- int xuly(int a[],int n,int x)
- {
- int dem=0;
- int bang;
- for(int i=0;i<n;i++)
- {
- if(a[i]==x)
- {
- dem++;
- break;
- }
- }
- if(dem==0)
- {
- return -1;
- }
- else
- {
- bang=i;
- for(i=i+1;i<n;i++)
- {
- if((a[i]==x)&&(a[i]==a[bang]))
- {
- bang=i;
- }
- }
- return bang;
- }
- }
- void main()
- {
- int a[SIZE],n,x;
- nhap(a,n,x);
- printf("%d",xuly(a,n,x));
- }
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