/***************************************************
 * Author    : CS Developers
 * Author URI: https://www.comscidev.com
 * Facebook  : https://www.facebook.com/CSDevelopers
 ***************************************************/
 
#include<stdio.h>

int main()
{
	float usd;
	float thb;
	float exchange_rate = 31.50; 
	
    printf("  Enter Dollar (USD) amount : ");
	scanf("%f", &usd);
	
	thb = usd * exchange_rate;
	
	printf("\n");
	printf("  Exchange rate 1 (USD) = %.2f (THB)\n", exchange_rate);
	printf("  %.2f (USD) = %.2f (THB)\n\n", usd, thb);
	
	return 0;
}