#include <stdio.h>

int main(){

    int x = 0, t;

    scanf("%d", &t);

    while(x < t){

        int n;

        scanf("%d", &n);


        int ara[n];

        for (int i = 0; i < n; i++){
            ara[i] = i+1;
        }


        if(n  == 1 || n == 2){
            printf("1");
        }
        else{
            printf("%d\n", n - 2 );
        }

        x++;
    }

    return 0;
}