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13 - Bits/ex5.c

@@ -0,0 +1,183 @@
+#include "PointersLibs.h"
+
+#define ROWS 3
+
+void RemoveBits(byte *row, unsigned short count)
+{
+    *row >>= count;
+}
+
+unsigned short CountBits(byte b)
+{
+    unsigned short counter = ZERO,
+                    loop_lenght = sizeof(b) * EIGHT;
+    while (loop_lenght--)
+    {
+        counter += !EvenNumber(b);
+        b >>= ONE;
+    }
+
+    return (counter);
+}
+
+void PrintGetRow()
+{
+    printf("Enter row number (1-3): ");
+}
+
+void PrintGetRemoveCount()
+{
+    printf("Enter many bits: ");
+}
+
+void PrintPlayerWon()
+{
+    printf("You won!\n");
+}
+
+void PrintBotWon()
+{
+    printf("The bot won :(\n");
+}
+
+unsigned short InputRow()
+{
+    unsigned short row;
+    scanf("%hu", &row);
+    
+    return (row);
+}
+
+unsigned short InputRemoveCount()
+{
+    return (InputRow());
+}
+
+unsigned short SumBits(byte *vec, unsigned short lenght)
+{
+    unsigned short sum = ZERO;
+    while (lenght--)
+    {
+        sum += CountBits(*(vec++));
+    }
+
+    return (sum);
+}
+
+void PrintBits(byte b)
+{
+    unsigned short lenght = sizeof(b) * EIGHT;
+    while (lenght--)
+    {
+        printf("%hu,", !EvenNumber(b));
+        b >>= ONE;
+    }
+}
+
+void PrintRows(byte *rows, unsigned short lenght)
+{
+    while (lenght--)
+    {
+        PrintBits(*(rows++));
+        printf("\n");
+    }
+    
+}
+
+byte * MaxBitsRow(byte *rows, unsigned short lenght)
+{
+    unsigned short max_count = ZERO,
+                    temp_count;
+    byte *max_row;
+    while (lenght--)
+    {
+        temp_count = CountBits(*rows);
+        if (temp_count > max_count)
+        {
+            max_count = temp_count;
+            max_row = rows;
+        }
+        rows++;
+    }
+    
+    return (max_row);
+}
+
+byte * OddMaxBitsRow(byte *rows, unsigned short length)
+{
+    unsigned short max_count = ZERO,
+                    temp_count;
+    byte *odd_max_row = MaxBitsRow(rows, length);
+    while (length--)
+    {
+        if (!EvenBits(*rows))
+        {
+            temp_count = CountBits(*rows);
+            if (temp_count > max_count)
+            {
+                max_count = temp_count;
+                odd_max_row = rows;
+            }
+        }
+        rows++;
+    }
+    
+    return (odd_max_row);
+}
+
+void Bot(byte *rows, unsigned short lenght)
+{
+    byte *max_row = OddMaxBitsRow(rows, lenght);
+
+    unsigned short sum_bits = SumBits(rows, lenght);
+    BOOLEAN EvenArea = EvenNumber(sum_bits);
+    unsigned short count_bits = CountBits(*max_row);
+    unsigned short remove_count = EvenNumber(sum_bits - (count_bits / TWO)) ? (count_bits / TWO) : (count_bits / TWO) + ONE;
+ 
+    RemoveBits(max_row, remove_count); // EvenArea ? (CountBits(*max_row) / TWO * TWO - ONE) / TWO: (CountBits(*max_row) / TWO * TWO - ONE));
+}
+
+void main(void)
+{
+    byte rows[ROWS] = {0x7f, 0x1f, 0x7};   
+    
+    unsigned short row = -ONE, remove_count = ZERO;
+    BOOLEAN player = FALSE;
+    while (SumBits(rows, ROWS) != ONE)
+    {
+        PrintRows(rows, ROWS);
+        printf("\n\n");
+        row = -ONE;
+        remove_count = ZERO;
+        player = !player;
+        if (player)
+        {
+            while (!(row < ROWS))
+            {
+                PrintGetRow();
+                row = InputRow();
+            }
+            while (!(ZERO < remove_count && remove_count <= CountBits(rows[row])))
+            {
+                PrintGetRemoveCount();
+                remove_count = InputRemoveCount();
+            }
+            RemoveBits(&rows[row], remove_count);
+        }
+        else
+        {
+            printf("Bot:\n");
+            Bot(rows, ROWS);
+        }
+    }
+    PrintRows(rows, ROWS);
+    printf("\n\n");
+    if (player)
+    {
+        PrintPlayerWon();
+    }
+    else
+    {
+        PrintBotWon();
+    }
+}