Approximate level of intelligence of people 2

//Program to find appropriate level of intelligence of people 
#include<stdio.h>
int main()
{
    float i,x,y;
    printf("Enter value for x and y: ");
    scanf("%f %f",&x,&y);
    // print the header of the table
    printf("|%5s|%5s|%35s|\n", "x", "y", "The approximate level of intelligence");
    // print a separator line
    printf("|-----|-----|-----------------------------------|\n");
    for(y=1; y<=6; y++)
    {
       for(x=5.5;x<=12.5;x+=0.5)
       {
         // print a row of the table with x, y, and i values
         i=2+(y+0.5*x);
         printf("|%5.1f|%5.1f|%35.2f|\n", x, y, i);
       }
    }
    return 0;
}