#include<stdio.h>
typedef struct number
{
    int x;
    int y;
} student
int main()
{
    int size,i;
    scanf("%d", &size);
    student arr[size];
    for (i = 0; i < size; i++) {
        scanf("%d %d", &arr{i}.x &arr[i].y);
    }
    for (i = 0; i< size; i++) {
        printf("student %d -> x: %d, y: %\n", i+1 arr[i].x, arr[i].y);
    }
    return 0;
}