Homework.3

file.js

@@ -91,13 +91,18 @@ while(filling1 != null){
      i++
 }
 
-// infinite probability(?)
-let a = Math.random()
-let b = 0
-while( a < 0.9){ 
-b + 1;
-break;
-}
+// infinite probability:
+// через for
+for(i = 0,b=1;i<0.9;b++){
+    i = Math.random()};       
+alert(`Прошло ${b} итерации`)
+// через while
+let b = 0;
+let a  = 0;
+while(b<0.9){
+    b = Math.random()
+     a++}
+alert(`${b} iteration`)
 
 // empty loop
 
@@ -111,66 +116,46 @@ for(i = 1; i < 50; i+=3){
     sum = sum + i}
     console.log(sum);
 
-    // chess one line
+    
+// chess one line
 
 let c = '';
-for(y = 0;y < 21;y++){
+for(y = 0;y < 16;y++){
     if(y % 2 === 1){
 c = c + '#'} 
     else {
-c = c + ' '}}
+c = c + '.'}}
 
 
-// numbers
-
-let x = ""
-for (let i = 0; i < 10; i++){
-    x = x + "\n" 
-    for (let i = 0; i < 1; i++){
-        x = x + 0
-        for (let i = 0; i < 1; i++){
-            x = x + 1
-            for (let i = 0; i < 1; i++){
-                x = x + 2
-                for (let i = 0; i < 1; i++){
-                    x = x + 3
-                    for (let i = 0; i < 1; i++){
-                        x = x + 4
-                        for (let i = 0; i < 1; i++){
-                            x = x + 5
-                            for (let i = 0; i < 1; i++){
-                                x = x + 6
-                                for (let i = 0; i < 1; i++){
-                                    x = x + 7
-                                    for (let i = 0; i < 1; i++){
-                                        x = x + 8
-                                        for (let i = 0; i < 1; i++){
-                                            x = x + 9
-                                            
-                                        }  
-                                    }  
-                                }  
-                            }  
-                        } 
-                    } 
-                }  
-            } 
-        }
-    }
-    
-}
-console.log(x)
 
-// chess(??????????)<
+// numbers
+let str = ''
+for(i=0;i<10;i++){
+     str += '\n'
+    for(j=0;j<10;j++){
+        str+=j
+    } 
+}console.log(str)
+
+// chess
+
+let strn = ''
+for(f = 0;f<12;f++){
+strn += '\n'
+for(y = 0;y < 12;y++){
+    if(y % 2 === 1){
+strn += '#'} 
+    else {
+strn += '.'}}}
 
-// cubes(?????????)
+// cubes(?????????)<
 
 // multiply table
 
 debugger
-var result = '\n';
-for (var f = 1;f < 11; f++){
-    for(var j = 1; j < 11; j++){
+let result = '\n';
+for (let f = 1;f < 11; f++){
+    for(let j = 1; j < 11; j++){
          result += [f*j] + ' ';
     }
     result += '\n'