//
//  main.c
//  prog5_integral
//
//  Created by James Moriarty on 10/24/16.
//  Copyright © 2016 James Moriarty. All rights reserved.
//

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include "prog5_functions.h"

int main() {
    //a low point, b hi n is number of trapezoids junk clears line
    char junk;
    float a,b,n;
    int nval;
    char yn;
    double area_final;
    while(nval!=2)  // loop repeats until nval=2 which is proper format
        do{
    printf("Enter endpoints of interval to be imtegrated <low hi>: ");
    nval=scanf("%f %f",&a, &b);
            printf("\nEnter the number of trapezoids to be used: ");
            scanf("%f", &n);
            if (nval==2 && a<b && n>=1)
        break;
    // other wise clears line
        else if (a>b)
            printf("Error: low < hi \n");
        else if (n<1)
            printf("Error numT must be >1");
    do {
        scanf("%c", &junk);
    } while (junk != '\n');
} while (nval!=2);
    // unsure what to set return to to rerun prog.
    return(0);
    // not sure if I am calling integrate correctly.
    double integrate ();
    area_final = integrate (a,b,n);


    printf("Evaluate another integral <Y/N>?");
    scanf("%c", &yn);