C Program that print the remark after entering your score

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a;
    printf("\n\t enter your score");
    scanf("%d",&a);
    if (a>=45 && a<=100){
        printf("\n\t\ Pass");

    }else
    printf("\n\t fail");

    return 0;
}