100%AC

#include<cstdio>
int main(){
    int n,k,numbers[200000];
    scanf("%d %d\n",&n,&k);
    for(int i;i<n;i++){
        scanf("%d ",&numbers[i]);
    }for(int i=n-1;i>=0;i--){
        if(numbers[i]<=k){
            printf("%d",numbers[i]);
            return 0;
        }
    }
    printf("-1");
}