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

int main()
{
    int f0 = 1, f1 = 1, fn = 0, s = 0;
    s = f0 + f1;

    while (fn < 100)
    {
        fn = f1 + f0;
        f0 = f1;
        f1 = fn;
        //printf("%d \n", fn);
        if (fn < 100)
        {
            s = s + fn;
        }
    }
    printf("Summ=%d", s);


    return 0;
}