67-One Check on Python

67_One_Check/python/onecheck.py

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+# ONE CHECK
+
+# Port to python by imiro
+
+def tab(x):
+    return ' '*x
+
+def main():
+    
+    # Initial instructions
+    print(tab(30) + "ONE CHECK");
+    print(tab(15) + "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY");
+    print();
+    print();
+    print();
+    print("SOLITAIRE CHECKER PUZZLE BY DAVID AHL");
+    print();
+    print("48 CHECKERS ARE PLACED ON THE 2 OUTSIDE SPACES OF A");
+    print("STANDARD 64-SQUARE CHECKERBOARD.  THE OBJECT IS TO");
+    print("REMOVE AS MANY CHECKERS AS POSSIBLE BY DIAGONAL JUMPS");
+    print("(AS IN STANDARD CHECKERS).  USE THE NUMBERED BOARD TO");
+    print("INDICATE THE SQUARE YOU WISH TO JUMP FROM AND TO.  ON");
+    print("THE BOARD PRINTED OUT ON EACH TURN '1' INDICATES A");
+    print("CHECKER AND '0' AN EMPTY SQUARE.  WHEN YOU HAVE NO");
+    print("POSSIBLE JUMPS REMAINING, INPUT A '0' IN RESPONSE TO");
+    print("QUESTION 'JUMP FROM ?'");
+    print();
+    print("HERE IS THE NUMERICAL BOARD:");
+    print();
+
+    while(True):
+        for j in range(1,64,8):
+            for i in range(j,j+7):
+                print(i, end=(' '*(3 if i < 10 else 2)))
+            print(j+7)
+        print()
+        print("AND HERE IS THE OPENING POSITION OF THE CHECKERS.")
+        print()
+        
+        (jumps, left) = play_game()
+
+        print()
+        print("YOU MADE " + jumps + " JUMPS AND HAD " + left + " PIECES")
+        print("REMAINING ON THE BOARD.")
+        print()
+
+        if not(try_again()):
+            break
+
+    print()
+    print("O.K.  HOPE YOU HAD FUN!!")
+
+def play_game():
+    # Initialize board
+    # Give more than 64 elements to accomodate 1-based indexing
+    board = [1]*70
+    for j in range(19,44,8):
+        for i in range(j,j+4):
+            board[i] = 0
+    jumps = 0
+    while True:
+        # print board
+        for j in range(1,64,8):
+            for i in range(j,j+7):
+                print(board[i], end=' ')
+            print(board[j+7])
+        print()
+
+        while True:
+            print("JUMP FROM", end=' ')
+            f = input()
+            f = int(f)
+            if f == 0:
+                break
+            print("TO", end=' ')
+            t = input()
+            t = int(t)
+            print()
+
+            # Check legality of move
+            f1 = ((f-1) // 8)
+            f2 = f - 8 * f1
+            t1 = ((t-1) // 8)
+            t2 = t - 8 * t1
+            if (f1 > 7 or t1 > 7 or f2 > 8 or t2 > 8 or abs(f1 - t1) != 2 or 
+                abs(f2 - t2) != 2 or board[(t + f) // 2] == 0 or 
+                board[f] == 0 or board[t] == 1): 
+                print("ILLEGAL MOVE.  TRY AGAIN...")
+                continue
+            break
+        
+        if(f == 0):
+            break
+        board[t] = 1
+        board[f] = 0
+        board[(t+f) // 2] = 0
+        jumps = jumps + 1
+
+    left = 0
+    for i in range(1,64+1):
+        left = left + board[i]
+    return (str(jumps), str(left))
+
+def try_again():
+    print("TRY AGAIN", end=' ')
+    answer = input()
+    if (answer.upper() == "YES"):
+        return True
+    elif (answer.upper() == "NO"):
+        return False
+    print("PLEASE ANSWER 'YES' OR 'NO'.")
+    try_again()
+
+if __name__ == '__main__':
+    main()