diff --git a/sketch.js b/sketch.js
index 15a22f6..4136cdb 100644
--- a/sketch.js
+++ b/sketch.js
@@ -78,7 +78,7 @@ function startGame(full_start, update_objects) {
             ],
             curGroundPosYIndex: 0,
 
-            draw: function() {
+            draw: function () {
                 push();
                 strokeWeight(1);
                 stroke(1);
@@ -248,10 +248,10 @@ function startGame(full_start, update_objects) {
                 this.y_step /= this.scale;
                 pop();
             },
-            getCurGroundPosY: function() {
+            getCurGroundPosY: function () {
                 return this.possibleGroundPosY[this.curGroundPosYIndex];
             },
-            goUp: function() {
+            goUp: function () {
                 memorizedIndex = this.curGroundPosYIndex;
                 this.curGroundPosYIndex = max(0, this.curGroundPosYIndex - 1);
                 if (memorizedIndex != this.curGroundPosYIndex) {
@@ -259,7 +259,7 @@ function startGame(full_start, update_objects) {
                     gameChar.scale -= 0.1;
                 }
             },
-            goDown: function() {
+            goDown: function () {
                 memorizedIndex = this.curGroundPosYIndex;
                 this.curGroundPosYIndex = min(
                     this.possibleGroundPosY.length - 1,
@@ -347,6 +347,7 @@ function startGame(full_start, update_objects) {
                 if (collectables[i - 1].x + 200 > finish_position_x) {
                     break;
                 }
+
                 collectables[i] = {
                     x: collectables[i - 1].x + 50 + 100 * random(0.5, 1),
                     y: gameChar.possibleGroundPosY[
@@ -355,6 +356,17 @@ function startGame(full_start, update_objects) {
                     size: 75,
                     isFound: false,
                 };
+                // Checking whether the coin is over a canyon; 
+                // marking it as isFound (making it disabled) in case if.
+                for (k = 0; k < canyons.length; k++) {
+                    if (
+                        canyons[k].x - canyons[k].width / 2 < collectables[i].x 
+                        &&
+                        canyons[k].x + canyons[k].width / 2 > collectables[i].x
+                    ) {
+                        collectables[i].isFound = true;
+                    }
+                }
             }
         }
     }
@@ -519,7 +531,7 @@ function drawGround() {
     );
     stroke(1);
     translate(-cameraPosX, 0);
-    for (i = -width/2; i < finish_position_x + width/2; i += 20) {
+    for (i = -width / 2; i < finish_position_x + width / 2; i += 20) {
         line(
             i,
             floorPos_y + (2 * (height - floorPos_y)) / 6,
@@ -834,4 +846,4 @@ function keyReleased() {
     console.log(frameCount + " released " + key + " " + keyCode);
     if (keyCode == 65 /*A*/) gameChar.isLeft = false;
     if (keyCode == 68 /*D*/) gameChar.isRight = false;
-}
\ No newline at end of file
+}