View difference between Paste ID: 5PDTWHX6 and uUk7SMjM

 #include <iostream>
 #include <fstream>
 #include <string>
 #include <vector>
 
 using namespace std;
 
 int main(int argc, char* argv[])
 {
     ifstream infile;
     ofstream outfile;
     string line, type, maxpx, comment;
     int cols, rows;
     const int SIZE = 3;
 
-    infile.open("file.pgm", ios::binary);
+    infile.open("/Users/dotun/Desktop/file/file/lena.pgm", ios::binary);
 
-    getline(infile, type);
+    getline(infile, type);  //Read first line and grab the type of file
-    getline(infile, comment);
+    //getline(infile, comment);  //Read second line and discard it
 
-    infile >> cols >> rows;
+    infile >> rows >> cols; //Read third line and get columns and rows
 
     getline(infile, line);
-    getline(infile, maxpx);
+    getline(infile, maxpx);  //Read highest pixel
 
-    getline(infile, line);
+
     vector<vector<char>> image(rows, vector<char>(cols, '\0'));
     vector<vector<char>> out(rows, vector<char>(cols, '\0'));
     vector<vector<int>> filter = { { 0, -1, 0 }, { -1, 5, -1 }, { 0, -1, 0 } }; //Sharpen
 
     for (int i = 0; i < rows; i++)
         for (int j = 0; j < cols; j++)
             infile >> image[i][j];
 
     infile.close();
 
     outfile.open("/Users/dotun/Desktop/file/file/output.pgm", ios::binary);
-    outfile.open("output.pgm", ios::binary);
+
 
     for (int i = SIZE / 2; i < rows - SIZE / 2; i++)
-        for (int i = SIZE / 2; i < rows - SIZE / 2; i++)
+    {
         for (int j = SIZE / 2; j < cols - SIZE / 2; j++)
-            for (int j = SIZE / 2; j < cols - SIZE / 2; j++)
+
-        	{
+            char sum = '\0';
-        		char sum = '\0';
+            for (int k = -SIZE / 2; k <= SIZE / 2; k++)
-        		for (int k = -SIZE / 2; k <= SIZE / 2; k++)
+            {
-        		{
+                for (int l = -SIZE / 2; l <= SIZE / 2; l++)
-        			for (int l = -SIZE / 2; l <= SIZE / 2; l++)
+                {
-        			{
+                    sum += image[i+k][j+l] * filter[k + SIZE / 2][l + SIZE / 2];
-        				sum += image[i+k][j+l] * filter[k + SIZE / 2][l + SIZE / 2];
+                }
-        			}
+            }
-        		}
+            out[i][j] = sum;
-                out[i][j] = sum;
+
-        	}
+    }
 
     for (int i = 0; i < rows; i++)
         for (int j = 0; j < cols; j++)
             outfile << image[i][j];
-            outfile << out[i][j];
+
     outfile.close();
 
     return 0;
 }