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

#define f(x) ((x) + sin(x) - 1)

int main() {
    int count = 1000, i = 0;
    double precision = 1e-15;
    double epsilon = 1e-15;
    double mid, lower = 0, upper = 2;
    
    while ((upper - lower > precision) && (i < count)) {
        mid = (lower + upper) / 2.0;
        double f_mid = f(mid);
        
        printf("#%d\t[%.15f,%.15f]\t¸Ñ=%.15f\tf(mid)=%.15e\n", i+1, lower, upper, mid, f_mid);
        
        if (fabs(f_mid) < epsilon) {
            break;
        }
        
        i++;
        if (f_mid * f(lower) < 0) {
            upper = mid;
        } else {
            lower = mid;
        }
    }
    
    printf("µª®×¬°%.15f\n", mid);
    printf("f(mid) = %.15e\n", f(mid));
    return 0;
}