include <stdio.h>

int main() {

int n,s=0;
scanf("%d",&n);
double  x[n];
for(int i=0;i<n;i++){
    scanf("%lf",&x[i]);
}
for(int i=0;i<n;i++){
    if(x[i]<=2.5){
        printf("%d %.2lf",i+1,x[i]);
        break;
    }else{
       s++;
    }
}
if(s==n){
    printf("Not Found");
}
return 0;

}