added debug programs

Makefile

 all: loesung
 
-WARNINGS = -Wall #-Werror
+WARNINGS = -Wall -Werror
 OPTIONAL = -Wextra -Wpedantic -Wshadow
 DEBUG = -g -ggdb -fno-omit-frame-pointer
-OPTIMIZE = -Og -std=c11
+OPTIMIZE = -std=c11
 
 loesung: Makefile loesung.c
 	$(CC) -o $@ $(WARNINGS) $(OPTIONAL) $(DEBUG) $(OPTIMIZE) loesung.c

check

+#!/bin/bash
+./loesung <$1 | ./check_result $1

loesung.c

@@ -303,8 +303,7 @@ bool hk_dfs(Field *this, uint32_t e) {
 void hk_print(Field *this) {
     Tile *t = this->tiles;
     for (uint32_t i = 1; i < this->num_tiles; i++) {
-        uint32_t p = t[i].pair;
-        if (this->tiles[i].pair == 0) {
+        if (t[i].pair == 0) {
             printf("None\n");
             return;
         }

visulize.py

+#!/usr/bin/python3
+import sys
+import matplotlib.pyplot as plt
+import numpy as np
+inp = sys.argv[1]
+
+def load():
+    f = open(inp)
+    xs = []
+    ys = []
+    for line in f:
+        point = [int(i) for i in line.split()]
+        xs.append(point[0])
+        ys.append(point[1])
+
+    plt.scatter(xs, ys, marker="s")
+    plt.show()
+
+while True:
+    load()
+

visulize_result.py

+#!/usr/bin/python3
+import sys
+import matplotlib.pyplot as plt
+import numpy as np
+inp = sys.argv[1]
+
+def load():
+    f = open(inp)
+    xs = []
+    ys = []
+    for line in f:
+        for p in line.split(";"):
+            point = [int(i) for i in p.split()]
+            xs.append(point[0])
+            ys.append(point[1])
+        xs.append(None)
+        ys.append(None)
+
+    plt.plot(xs, ys, marker="s")
+    plt.show()
+
+while True:
+    load()
+