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

void main(){
        float i;
        float s;
        printf("\n Please enter the value of argument: s=");
        scanf("%f", &s);
        double a = 0.854;
        double b = 3.625;
        if( (s < 1.5) && (s >= b - a) )
        {
                i = ( (sqrt(b) + pow( cos( pow(a, 2) * s), 2) ) / (log10( abs(s - 5) ) ) );
                scanf("%f", &i);
        }
        else if(s > b){
                i=(a * b) + tan( (s / 3) + 3.14 / 12);
                printf("i=%f", i);
        }
}