diff --git a/4_2/main.c b/4_2/main.c
index 2ceec49..757e050 100644
--- a/4_2/main.c
+++ b/4_2/main.c
@@ -33,10 +33,10 @@ void print_field(uint8_t* surrounds){
     for(int x = 0; x < height; x++){
         for(int y = 0; y < width; y++){
             if((surrounds[(x)*(width+2)+(y)]&0x80) == 0x80){
-                printf(ANSI_COLOR_GREEN"%d\t", (surrounds[(x)*(width+2)+(y)]-0x80)&0b10111111);
+                printf(ANSI_COLOR_GREEN"%d\t", (surrounds[(x)*(width+2)+(y)]-0x80));
             }else{
                 //printf("%c", input[(x)*(width+1)+(y)]);
-                printf(ANSI_COLOR_RED "%d\t", surrounds[(x)*(width+2)+(y)]&0b10111111);
+                printf(ANSI_COLOR_RED "%d\t", surrounds[(x)*(width+2)+(y)]);
             }
         }
         printf(ANSI_COLOR_RESET "\n");
@@ -74,15 +74,8 @@ int main(int argc, char *argv[]){
                     surrounds[(x+1)*(width+2)+(y)]      += 1;
                     surrounds[(x+1)*(width+2)+(y+1)]    += 1;
             }
-            //if(surrounds[(x)*width+(y)] < 8 && input[(x)*(width+1)+(y)] == '@'){
-            //    printf("%d", surrounds[(x)*(width+2)+(y)]);
-            //}else{
-            //    printf("%c", input[(x)*(width+1)+(y)]);
-            //}
         }
-        //printf("\n");
     }
-    //print_field(surrounds);
     
     uint64_t count = 0;
     uint64_t count_2 = 0;
@@ -99,28 +92,14 @@ int main(int argc, char *argv[]){
                 removes[count_2*2] = x;
                 removes[count_2*2+1] = y;
                 count_2++;
-                //printf("removing %d, %d\n", x, y);
-                //input[(x)*(width+1)+(y)] = 'x';
-                //printf("%d", surrounds[(x)*width+(y)]);
-            }//if((surrounds[(x)*(width+2)+(y)]&0x7f) > 8 && (surrounds[(x)*(width+2)+(y)]&0x80) == 0x80){
-                //printf("underflow detechted, aborting\n");
-                //cont = false;
-            //}
+                surrounds[(x)*(width+2)+(y)] -= 0x80;
+            }
         }
-        //printf("\n");
     }
-    //print_field(surrounds);
     count += count_2;
     
-    //printf("count = %lu\n========\n", count);
-    if(count_2 == 0){
-        cont = false;
-    }
-    //printf("cont: %s\n", cont ? "true" : "false");
-    //printf("count_2 = %lu\n", count_2);
-    //printf("count = %lu\n", count);
 
-    while (cont){
+    while (count_2 != 0){
         for(int i = 0; i < count_2; i++){
             int x = removes[i*2];
             int y = removes[i*2+1];
@@ -128,17 +107,11 @@ int main(int argc, char *argv[]){
             surrounds[(x-1)*(width+2)+(y)]      -= 1;
             surrounds[(x-1)*(width+2)+(y+1)]    -= 1;
             surrounds[(x)*(width+2)+(y-1)]      -= 1;
-            surrounds[(x)*(width+2)+(y)]        -= 0x80;
             surrounds[(x)*(width+2)+(y+1)]      -= 1;
             surrounds[(x+1)*(width+2)+(y-1)]    -= 1;
             surrounds[(x+1)*(width+2)+(y)]      -= 1;
             surrounds[(x+1)*(width+2)+(y+1)]    -= 1;
-
-            surrounds[(x)*(width+2)+(y)]        -= 0x40;
-            //printf("removed %d, %d\n", removes[i*2], removes[i*2+1]);
-            //print_field(surrounds);
         }
-        //printf("count_2 = %lu\n", count_2);
 
         new_count_2 = 0;
         for(int i = 0; i < count_2; i++){
@@ -146,49 +119,25 @@ int main(int argc, char *argv[]){
             int y = removes[i*2+1];
             for(int xd = -1; xd<=1; xd++){
                 for(int yd = -1; yd<=1; yd++){
-                    if((surrounds[(x+xd)*(width+2)+(y+yd)]&0x3f) < 4 && (surrounds[(x+xd)*(width+2)+(y+yd)]&0x80) == 0x80 && (surrounds[(x+xd)*(width+2)+(y+yd)]&0x40) != 0x40){
-                        //this if clause should be irrellevant, because the paper roll is already removed
-                        //if(!(xd == 0 && yd == 0)){
-                            
-                            new_removes[new_count_2*2] = x+xd;
-                            new_removes[new_count_2*2+1] = y+yd;
+                    if((surrounds[(x+xd)*(width+2)+(y+yd)]) < 132 && (surrounds[(x+xd)*(width+2)+(y+yd)]) >= 128){
+                        new_removes[new_count_2*2] = x+xd;
+                        new_removes[new_count_2*2+1] = y+yd;
 
-                            //tag for removal in surrounds, for quicker checking
-                            surrounds[(x+xd)*(width+2)+(y+yd)] += 0x40;
-                            //printf("Tagged for removal %d, %d\n", new_removes[new_count_2*2], new_removes[new_count_2*2+1]);
-                            new_count_2++;
+                        surrounds[(x+xd)*(width+2)+(y+yd)] -= 0x80;
+                        new_count_2++;
                         //}
-                    }//if((surrounds[(x)*(width+2)+(y)]&0x4f) > 8 && (surrounds[(x)*(width+2)+(y)]&0x80) == 0x80){
-                        //printf("underflow detechted, aborting\n");
-                        //cont = false;
-                    //}
+                    }
                 }
             }
         }
-        //for(int i = 0; i < new_count_2; i++){
-        //    printf("removed %d, %d\n", new_removes[i*2], new_removes[i*2+1]);
-        //}
 
         memcpy(removes, new_removes, new_count_2*2*sizeof(int));
         count_2 = new_count_2;
-        //print_field(surrounds);
         count += count_2;
-        
-        //printf("count_2 = %lu\n========\n", count_2);
-        if(count_2 == 0){
-            cont = false;
-        }
-        //printf("cont: %s\n", cont ? "true" : "false");
-        //printf("count_2 = %lu\n", count_2);
-        //printf("count = %lu\n", count);
-
-
-        //print_field(surrounds);
-        //sleep(1);
     }
 
-    //free(removes);
-    //free(surrounds-width-1);
+    free(removes);
+    free(surrounds-width-1);
 
     end = clock();
     printf("count: %lu\n", count);