RSAalgorithm.c

#include <stdio.h>

int main(int argc, char *argv[]) {
	
	int e = 1; // variable part of the Modular exponentiation algorithm.
	
	int charInput = 97; // ASCII value of a
	//Public keys
	int n = 3233;
	int k = 17;
	//private keys 
	int j = 2753;
	
	
	// Modular exponentiation algorithm http://en.wikipedia.org/wiki/Modular_exponentiation
	
	for (int ei = 0; ei < k; ei++) {
		
		e = ((e * charInput) % n);
		
	}
	
	printf("%i\n", e); //Encryption
	
	
	/*
	
		Descryption
	
	*/
	
	
	int d = 1; // variable part of the Modular exponentiation algorithm.
	
	for (int ei = 0; ei < j; ei++) {
			
		d = ((d * e) % n);
			
	}
	printf("%i\n", d); //Decryption
	
} // main