task22

#define _USE_MATH_DEFINES
#include <math.h>
#include <stdio.h>

int main(){
    double x;
    double eps = 0.00001;
    for (x = M_PI/2; x <= M_PI; x += M_PI/1000){
        if ( abs(sin(x) - x + 1) < eps)
            printf("answer = %f\n", x);
    }
}