diff --git a/01/app.js b/01/app.js
index 96dc2f5..486b195 100644
--- a/01/app.js
+++ b/01/app.js
@@ -1,2 +1,12 @@
-const randomNumber = Math.round(Math.random() * 20);
+const randomNumber = Math.round(Math.random() * 10);
 console.log(randomNumber);
+
+if (randomNumber > 5) {
+    for (let i = 5; i <= randomNumber; i++) {
+        console.log (i);
+    }
+}else {
+    console.log ('Wylosowana liczba jest zbyt mała, aby użyć pętli')
+}
+
+
diff --git a/02/app.js b/02/app.js
index 8a41914..e47e06a 100644
--- a/02/app.js
+++ b/02/app.js
@@ -1,2 +1,15 @@
 const x = 5;
-let result = 0;
\ No newline at end of file
+let result = 0;
+// let i = 1;
+
+for (let i = 1; i <= x; i++) {
+    result = result + i;
+}
+console.log("Suma liczb od 1 do", x, "wynosi:", result);
+
+// while (i <= x) {
+//     result = result + i;
+//     i ++;
+// }
+
+// console.log("Suma liczb od 1 do", x, "wynosi:", result);
\ No newline at end of file
diff --git a/03/app.js b/03/app.js
index c26c886..e0d3fb0 100644
--- a/03/app.js
+++ b/03/app.js
@@ -1,3 +1,9 @@
 const x = 10;
 let iteration = 0;
-let randomNumber = -1;
\ No newline at end of file
+let randomNumber = -1;
+
+while (randomNumber !== x){
+    randomNumber = Math.round(Math.random() * 20)
+    iteration ++;
+}
+console.log('Tyle losowań =', iteration, 'potrzeba do wylosowania', x)
\ No newline at end of file