reinmnn.c

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


float
F(float x)
{
        return x*x;
}
int
main()
{
        int n = 100;
        int i;
        float a = 0, b= 1.0;
        float h, sum, sumL, sumU, x;

        h = (b - a) /n;
        sum = 0;
        for (i = n ; i >=1 ; i--)
        {
                x = a + i * h;
                sum += F(x);
        }
        sumU = sum * h;
        sumL = sumU + h * (F(a) - F(b));
        printf(" U toplam = %15lf, L toplam = %15lf\n", sumU, sumL);
        return 0;
}