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11/ex2.c

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+#include "IdanStringPointersLib.h"
+#include <stdio.h>
+
+#define ROW 5
+#define COL 5
+
+unsigned short SumValuesInPointers(BOOLEAN * ptr_start, BOOLEAN * ptr_end) 
+{
+    unsigned short sum;
+    for (sum = ZERO; ptr_start <= ptr_end; sum += *(ptr_start++));
+
+    return (sum);
+}
+
+unsigned short CountNeighbors(BOOLEAN *ptr_mat, BOOLEAN *ptr_player)
+{
+    unsigned short neighbords_count = ZERO;
+    unsigned short player_row = (ptr_player - ptr_mat) / ROW;
+    unsigned short player_col = (ptr_player - ptr_mat) % COL;
+
+    // Add the sum of the vector above the cell
+    neighbords_count += (player_row > ZERO) * SumValuesInPointers(ptr_mat + (MAX(player_row - ONE, ZERO)) * ROW + (MAX(player_col - ONE, ZERO)), 
+                                            ptr_mat + (MAX(player_row - ONE, ZERO)) * ROW + (MIN(player_col + ONE, COL - ONE)));
+
+    // Add the sum of the vector middle the cell
+    neighbords_count += SumValuesInPointers(ptr_mat + (player_row) * ROW + (MAX(player_col - ONE, ZERO)), 
+                                            ptr_mat + (player_row) * ROW + (MIN(player_col + ONE, COL - ONE))) - *ptr_player;
+
+    // Add the sum of the vector below the cell
+    neighbords_count += (player_row < ROW) * SumValuesInPointers(ptr_mat + (MIN(player_row + ONE, ROW - ONE)) * ROW + (MAX(player_col - ONE, ZERO)), 
+                                            ptr_mat + (MIN(player_row + ONE, ROW - ONE)) * ROW + (MIN(player_col + ONE, COL - ONE)));
+
+    return (neighbords_count);
+}
+
+void OneLive(BOOLEAN *ptr_mat)
+{
+    BOOLEAN *ptr_mat_start = ptr_mat;
+    BOOLEAN *ptr_mat_end = ptr_mat_start + (ROW * COL);
+    for (; ptr_mat_start < ptr_mat_end; *(ptr_mat_start++) = (CountNeighbors(ptr_mat, ptr_mat_start) == TWO));
+}
+
+void GameLife(BOOLEAN *ptr_mat, unsigned short lives)
+{
+    for (; lives; lives--)
+    {
+        OneLive(ptr_mat);
+        PrintMatrix(ptr_mat);
+        printf("\n");
+    } 
+}
+
+void ResetMatrix(BOOLEAN *ptr_mat)
+{
+    BOOLEAN *end_mat = ptr_mat + (ROW * COL);
+    for (; ptr_mat < end_mat; *(ptr_mat++) %= TWO);
+}
+
+void PrintVector(BOOLEAN *ptr_vec) // Lenght = COL
+{
+    BOOLEAN *end_vec = ptr_vec + COL;
+    for (; ptr_vec < end_vec; ptr_vec++)
+    {
+        printf("%hu, ", *ptr_vec);
+    }
+}
+
+void PrintMatrix(BOOLEAN *ptr_mat) // Lenght = ROW
+{
+    BOOLEAN *end_mat = ptr_mat + (ROW * COL);
+    for (; ptr_mat < end_mat; ptr_mat += COL)
+    {
+        PrintVector(ptr_mat);
+        printf("\n");
+    }
+}
+
+void main(void)
+{
+    BOOLEAN mat[ROW][COL] = {{1,1,1,0,1}, {1,1,1,1,1}, {1,1,1,1,1}, {1,0,1,0,1}, {1,0,1,0,1}};
+    PrintMatrix(mat);
+    printf("\n");
+    GameLife(mat, THREE);
+}