Thug Life Code

picascii.cpp

#include <cstdio>
#include <cstring>
#include <algorithm>

char code[1000];
char inp[1000];
int maxLen = 0;

void decode() {
	//prints a pattern corresponding to code
	//For even positions, a space is printed
	//For odd positions, a ! is printed
	//count is taken from code[i]

	int idx = 0;
	int curLen  = 0;	//length printed so far
	bool isSpace = true;

	while (code[idx] != '\0') {
		//I have atleast one char to process
		int cnt = code[idx];

		while (cnt) {
			if (isSpace	) putchar(' ');
			else putchar ('!');
			++curLen;
			--cnt;
		}

		if (curLen == maxLen) {
			curLen = 0;
			putchar('\n');
			isSpace = false;	//should always start with space
			//F***
		}

		isSpace = !isSpace;	//toggle
		++idx;
	}
}

const char* encode() {
	char* ptr = code;

	while (fgets(inp, 990, stdin) != NULL) { 	//string has been read
		//Caution! fgets appends \n to the inp. F***
		int curLen = strlen(inp) - 1;
		maxLen = std::max(curLen, maxLen);

		int i = 0;
		int cnt = 0;

		while (i < curLen) {
			char c = inp[i];
			cnt = 1;
			while (i < curLen && c == inp[++i]) {
				++cnt;
			}
			//Lets write the count into a string in form of char
			//So for 65 we write A and for 91 we write 0...the ascii codes!
			sprintf(ptr++, "%c", cnt);
		}
	}
	return code;
}


int main() {
	// freopen("out", "r", stdin);
	encode();
	decode();
}