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8/ex1.c

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+#include "IdanLib.h"
+#include <stdio.h>
+
+#define N 3
+
+unsigned short CountCharInColumn(char mat[][N], unsigned short row_size ,unsigned short column, char c)
+{
+    unsigned short count = ZERO,
+                   counter;
+    for (counter = ZERO; counter < row_size; counter++)
+    {
+        count += (mat[counter][column] == c);
+    }
+
+    return (count);
+}
+
+unsigned short CountCharInRow(char mat[][N], unsigned short col_size ,unsigned short row, char c)
+{
+    unsigned short count = ZERO,
+                   counter;
+    for (counter = ZERO; counter < col_size; counter++)
+    {
+        count += (mat[row][counter] == c);
+    }
+
+    return (count);  
+}
+
+unsigned short CountCharInMainDiagonal(char mat[][N], unsigned short size, char c)
+{
+    unsigned short count = ZERO,
+                   counter;
+    for (counter = ZERO; counter < size; counter++)
+    {
+        count += (mat[size][size] == c);
+    }
+
+    return (count);  
+}
+
+unsigned short CountCharInSecondaryDiagonal(char mat[][N], unsigned short size, char c)
+{
+    unsigned short count = ZERO,
+                   counter;
+    for (counter = ZERO; counter < size; counter++)
+    {
+        count += (mat[size][N - size] == c);
+    }
+
+    return (count); 
+}
+
+BOOLEAN CheckWin(char mat[][N], unsigned short size, char c)
+{
+    BOOLEAN win = (CountCharInMainDiagonal(mat, size, c) == THREE) +
+                  (CountCharInSecondaryDiagonal(mat, size, c) == THREE);
+    unsigned short counter = ZERO;
+    while (!win * (size - counter))
+    {
+        win = (CountCharInColumn(mat, size, counter, c) == THREE) +
+              (CountCharInRow(mat, size, counter, c) == THREE);
+        counter++;
+    }
+    win = (win > ZERO);
+
+    return (win); 
+}
+
+char InputChar()
+{
+    char c;
+    scanf(" %c", &c);
+
+    return (c);
+}
+
+unsigned short InputUnsignedShort()
+{
+    unsigned short number;
+    scanf("%hu", &number);
+
+    return (number);
+}
+
+void OutputPrintRequestForChar()
+{
+    printf("Enter 'X' or 'O': ");
+}
+  
+void OutputPrintRequestForColAndRow()
+{
+    printf("Enter column and row: ");
+}
+
+void OutputPrintWhoWin(char c)
+{
+    printf("The winner is: %c\n", c);
+}
+
+void OutputPrintMatrix(char mat[][N], unsigned int row_size, unsigned int column_size)
+{
+    unsigned int counter_row,
+                 counter_col;
+    for (counter_row = ZERO; counter_row < row_size; counter_row++)
+    {
+        for (counter_col = ZERO; counter_col < column_size; counter_col++)
+        {
+            printf("%c, ", mat[counter_row][counter_col]);
+        }
+        printf("\n");
+    }
+}
+
+void main(void)
+{
+    char mat[N][N] = { ZERO };
+    BOOLEAN win = FALSE;
+    char input;
+    unsigned short col,
+                   row;
+    while (!win)
+    {
+        OutputPrintRequestForChar();
+        input = InputChar();
+        OutputPrintRequestForColAndRow();
+        col = InputUnsignedShort();
+        row = InputUnsignedShort();
+        mat[row][col] = input;
+        win = CheckWin(mat, N, input);
+        OutputPrintMatrix(mat, N, N);
+    }
+    OutputPrintWhoWin(input);
+}