Converter(F/C)

gistfile1.java

Converter.java->

public class Converter {

	public String convertTemp(int temperature, char convertTo){
		
		int result = 0;
		char value;

		if(convertTo == 'F'){
			value = 'C';
			result = (temperature * 9/5) + 32;
		} else{
			value = 'F';
			result = (temperature - 32) * 5/9;
		}
		return String.format("%d%c = %d%c", temperature, value, result, convertTo);
		
	}
}

DemoConverter.java->

public class DemoConverter {

	public static void main(String[] args) {
		
		Converter conv = new Converter();
		
		System.out.println(conv.convertTemp(350, 'C'));
	}
}

// Result:

350F = 176C