From 736823f313bd2e00e49a1b52aaf0ea68a79db438 Mon Sep 17 00:00:00 2001
From: Vincent Douillet <vincent@vdouillet.fr>
Date: Fri, 3 Dec 2021 17:01:37 +0100
Subject: improve input handling & merge part 1 and 2 for the first days

---
 021.c | 67 -------------------------------------------------------------------
 1 file changed, 67 deletions(-)
 delete mode 100644 021.c

(limited to '021.c')

diff --git a/021.c b/021.c
deleted file mode 100644
index 8f0cd09..0000000
--- a/021.c
+++ /dev/null
@@ -1,67 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <err.h>
-#include <string.h>
-#include "input.h"
-
-#define INPUT "input/02.txt"
-
-enum direction { forward, up, down };
-
-struct submarine_move {
-	enum direction dir;
-	int length;
-};
-
-void parse_move(char* string, struct submarine_move* move) {
-	if(*string == 'f')
-		move->dir = forward;
-	else if(*string == 'u')
-		move->dir = up;
-	else if(*string == 'd')
-		move->dir = down;
-	else
-		err(1, "direction inconnue %c", *string);
-
-	size_t stringLength = strlen(string);
-	char digit = string[stringLength - 2];
-	if(digit < '0' || digit > '9')
-		err(1, "longueur inconnue %c", digit);
-	move->length = digit - '0';
-}
-
-int main() {
-	// lecture du fichier d'entree
-	FILE* file=fopen(INPUT,"r");
-	if(file == NULL)
-		err(1, "Le fichier %s n'existe pas\n", INPUT);
-	
-	size_t lineCount = count_lines(file);
-	char** input = malloc(lineCount * sizeof(char*));
-	read_lines_as_string(file, input, lineCount);
-	// fermeture du fichier
-	fclose(file);
-
-	// l'algo
-	struct submarine_move currentMove;
-	long forwardDst = 0;
-	long downDst = 0;
-	for(size_t i = 0; i < lineCount; i++) {
-		parse_move(input[i], &currentMove);
-		switch(currentMove.dir) {
-			case forward:
-				forwardDst += currentMove.length;
-				continue;
-			case up:
-				downDst -= currentMove.length;
-				continue;
-			case down:
-				downDst += currentMove.length;
-				continue;
-		}
-	}
-	printf("%ld\n", forwardDst * downDst);
-
-	free_strings(input, lineCount);
-	return 0;
-}
-- 
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