Find The Mark Grade using basic condition in C.

#include<stdio.h>

int main()

{

    int number;

    printf("Please Enter Your Mark: ");

    scanf("%d",&number);

    if(number>=90)

    {

        printf("
Your Grade: A
");

    }

    else if(number>=86 && number<90)

    {

         printf("
Your Grade: A-
");

    }

    else if(number>=82 && number<86)

    {

         printf("
Your Grade: B+
");

    }

    else if(number>=78 && number<82)

    {

         printf("
Your Grade: B
");

    }

    else if(number>=74 && number<78)

    {

         printf("
Your Grade: B-
");

    }

    else if(number>=70 && number<74)

    {

         printf("
Your Grade: C+
");

    }

    else if(number>=66 && number<70)

    {

         printf("
Your Grade: C
");

    }

    else if(number>=62 && number<66)

    {

         printf("
Your Grade: C-
");

    }

    else if(number>=58 && number<62)

    {

         printf("
Your Grade: D+
");

    }

    else if(number>=55 && number<58)

    {

         printf("
Your Grade: D
");

    }

    else if(number<55)

    {

         printf("
Your Grade: F
");

    }

    return 0;

}