HW<4> done

Dz4 js/Dz4js.html

@@ -123,7 +123,8 @@
 
         };
         
-        
+
+
 
 
 
@@ -181,7 +182,12 @@
         } while (prompt() == null)
 
         // progression sum
-        //(доделать)
+        let a = 0
+        for(let b = 1; b < 20; b = b +3){
+            console.log(b)
+            a = a +i;
+        }
+        console.log("Сумма арифметической прогрессии " + a)
 
         // chess one line
         let str = ""
@@ -240,8 +246,16 @@
         }
 
         //cubes
-        //(доделать)
-        
+        for (let cubesIndex = []; ; ) {
+                let indexToPower = cubesIndex.length;
+                let exponentiation = indexToPower ** 3;
+                cubesIndex.push(exponentiation);
+                if (cubesIndex.length == 10) {
+                    console.log(cubesIndex);
+                    break;
+                }
+            }
+
         //multiply table
         let arr = Array(10);
         for (let i = 1; i < 10; i++) {
@@ -251,7 +265,7 @@
         console.log(arr[5][5])
 
         // matrix to html table
-        // (доделать)
+        
 
 
         // Задание на синий пояс: Треугольник
@@ -272,9 +286,9 @@
                 if (a == 11) {
                     str = str + "\n"
                 }
-                else if ((a === 4)|| (a === 5) ||(a === 6)) {
+                else if ((a === 4) || (a === 5) || (a === 6)) {
                     str = str + "#"
-                } 
+                }
                 else {
                     str = str + ".";
                 }
@@ -282,7 +296,7 @@
             for (let a = 0; a < 12; a++) {
                 if (a == 11) {
                     str = str + "\n"
-                } else if ((a === 3) ||(a === 4) || (a === 5) || (a === 6) || (a === 7)) {
+                } else if ((a === 3) || (a === 4) || (a === 5) || (a === 6) || (a === 7)) {
                     str = str + "#"
                 }
                 else {
@@ -293,7 +307,7 @@
                 if (a == 11) {
                     str = str + "\n"
                 }
-                else if ((a === 0) ||(a === 1) || (a === 9) || (a === 10)){
+                else if ((a === 0) || (a === 1) || (a === 9) || (a === 10)) {
                     str = str + "."
                 }
                 else {
@@ -304,7 +318,7 @@
                 if (a == 11) {
                     str = str + "\n"
                 }
-                else if ((a === 0) || (a === 10))  {
+                else if ((a === 0) || (a === 10)) {
                     str = str + "."
                 }
                 else {
@@ -326,10 +340,10 @@
         }
 
 
-        
 
 
-        
+
+