diff --git a/.eslintrc.js b/.eslintrc.js
index edadc67..d969a52 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,7 +1,8 @@
 module.exports = {
     "env": {
         "browser": true,
-        "es6": true
+        "es6": true,
+        "amd": true
     },
     "extends": "eslint:recommended",
     "globals": {
diff --git a/main.js b/main.js
index c4c03e6..05ae1c7 100644
--- a/main.js
+++ b/main.js
@@ -1,3 +1,17 @@
 require("amd-loader");
-var msg = require('./tasks/template');
-msg.print("run!");
+// var msg = require('./tasks/template');
+// msg.print("run!");
+
+
+var kyu8_1=require('./tasks/8_kyu');
+console.log(kyu8_1.Kata(6.3,2,5));
+
+var kyu7=require('./tasks/7_kyu');
+console.log(kyu7.whereIsHe(5, 2, 3));
+
+var kyu6=require('./tasks/6_kyu');
+console.log(kyu6.mean("London"));
+console.log(kyu6.variance("Beijing"));
+
+var kyu5=require('./tasks/5_kyu');
+console.log(kyu5.gap(2, 5, 7));
\ No newline at end of file
diff --git a/package.json b/package.json
index 085b793..a75234d 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "codewarstasks",
   "version": "1.0.0",
   "description": "",
-  "main": "index.js",
+  "main": "main.js",
   "dependencies": {
     "amd-loader": "0.0.8",
     "requirejs": "^2.3.6"
diff --git a/tasks/5_kyu.js b/tasks/5_kyu.js
index e69de29..c54939d 100644
--- a/tasks/5_kyu.js
+++ b/tasks/5_kyu.js
@@ -0,0 +1,39 @@
+define(function () {
+    return {
+        gap: function(g,m,n){
+let unswer=[];
+let primeNumbers=[];
+primeNumbers.length=n+1;
+primeNumbers.fill(0,0,n+1)
+for (let i=2; i*i<n+1; i++){
+  if (primeNumbers[i]==0) {
+    for (let k=i*i; k<n+1; k+=i) {
+      primeNumbers[k]=1
+    }
+  }  
+}
+  while(m<=n+1-g){ 
+   if ((primeNumbers[m]==0) && (primeNumbers[m+g]==0)) {
+       let isPrimeBetween=false;
+       for (let f=m+1; f<=(m+g-1); f++) {
+           if (primeNumbers[f]==0){
+           isPrimeBetween=true;  
+         }
+       }
+       if (!isPrimeBetween){
+       unswer[0]=m; unswer[1]=m+g; 
+       return unswer;       
+       // break;
+       } else {
+       m++
+     }       
+   } else {
+      m++;
+   }      
+  }
+  return null;
+}
+    };
+});
+
+
diff --git a/tasks/6_kyu.js b/tasks/6_kyu.js
index e69de29..78c336f 100644
--- a/tasks/6_kyu.js
+++ b/tasks/6_kyu.js
@@ -0,0 +1,70 @@
+let myData={
+  errorTown: 1,
+  rainFall:[],
+  avgFall: 0,
+  varianceFall: 0
+}
+
+const data = 
+     "Rome:Jan 81.2,Feb 63.2,Mar 70.3,Apr 55.7,May 53.0,Jun 36.4,Jul 17.5,Aug 27.5,Sep 60.9,Oct 117.7,Nov 111.0,Dec 97.9" + "\n" +
+     "London:Jan 48.0,Feb 38.9,Mar 39.9,Apr 42.2,May 47.3,Jun 52.1,Jul 59.5,Aug 57.2,Sep 55.4,Oct 62.0,Nov 59.0,Dec 52.9" + "\n" +
+     "Paris:Jan 182.3,Feb 120.6,Mar 158.1,Apr 204.9,May 323.1,Jun 300.5,Jul 236.8,Aug 192.9,Sep 66.3,Oct 63.3,Nov 83.2,Dec 154.7" + "\n" +
+     "NY:Jan 108.7,Feb 101.8,Mar 131.9,Apr 93.5,May 98.8,Jun 93.6,Jul 102.2,Aug 131.8,Sep 92.0,Oct 82.3,Nov 107.8,Dec 94.2" + "\n" +
+     "Vancouver:Jan 145.7,Feb 121.4,Mar 102.3,Apr 69.2,May 55.8,Jun 47.1,Jul 31.3,Aug 37.0,Sep 59.6,Oct 116.3,Nov 154.6,Dec 171.5" + "\n" +
+     "Sydney:Jan 103.4,Feb 111.0,Mar 131.3,Apr 129.7,May 123.0,Jun 129.2,Jul 102.8,Aug 80.3,Sep 69.3,Oct 82.6,Nov 81.4,Dec 78.2" + "\n" +
+     "Bangkok:Jan 10.6,Feb 28.2,Mar 30.7,Apr 71.8,May 189.4,Jun 151.7,Jul 158.2,Aug 187.0,Sep 319.9,Oct 230.8,Nov 57.3,Dec 9.4" + "\n" +
+     "Tokyo:Jan 49.9,Feb 71.5,Mar 106.4,Apr 129.2,May 144.0,Jun 176.0,Jul 135.6,Aug 148.5,Sep 216.4,Oct 194.1,Nov 95.6,Dec 54.4" + "\n" +
+     "Beijing:Jan 3.9,Feb 4.7,Mar 8.2,Apr 18.4,May 33.0,Jun 78.1,Jul 224.3,Aug 170.0,Sep 58.4,Oct 18.0,Nov 9.3,Dec 2.7" + "\n" +
+     "Lima:Jan 1.2,Feb 0.9,Mar 0.7,Apr 0.4,May 0.6,Jun 1.8,Jul 4.4,Aug 3.1,Sep 3.3,Oct 1.7,Nov 0.5,Dec 0.7";
+
+
+
+define(function () {
+    return {
+        mean: function(town) {
+      let regTown=new RegExp(""+town+"\\W",'gi')
+     
+      let searchTown=data.search(regTown);
+      if (searchTown==-1) {
+        myData.errorTown=-1;
+        return -1
+      } else {
+      let startTownLine=data.indexOf(':',searchTown)
+      let searchEndFallline=data.indexOf('\n',searchTown)
+      let endTownLine=searchEndFallline==-1 ? data.length : searchEndFallline;       
+      let rainFallArr=data.slice(startTownLine,endTownLine).split(/\W\w\w\w\s/);
+      rainFallArr.shift();       
+      myData.rainFall=rainFallArr;        
+      let avg=rainFallArr.reduce((acum,currentVal)=>acum+=(+currentVal),0)/12;
+      myData.avgFall=avg;
+      return(avg);    
+      }      
+ },
+     variance: function (town) {
+   let regTown=new RegExp(""+town+"\\W",'gi')
+     
+      let searchTown=data.search(regTown);
+      if (searchTown==-1) {
+        myData.errorTown=-1;
+        return -1
+      } else {
+      let startTownLine=data.indexOf(':',searchTown)
+      let searchEndFallline=data.indexOf('\n',searchTown)
+      let endTownLine=searchEndFallline==-1 ? data.length : searchEndFallline;       
+      let rainFallArr=data.slice(startTownLine,endTownLine).split(/\W\w\w\w\s/);
+      rainFallArr.shift();       
+      myData.rainFall=rainFallArr;        
+      let avg=rainFallArr.reduce((acum,currentVal)=>acum+=(+currentVal),0)/12;
+      myData.avgFall=avg;
+      
+      myData.varianceFall=myData.rainFall.reduce((acum,currentVal)=>acum+=Math.pow((currentVal-myData.avgFall),2),0)/12;  
+    return myData.varianceFall;
+  }
+}
+
+    };
+});
+
+
+
+
diff --git a/tasks/7_kyu.js b/tasks/7_kyu.js
index e69de29..4b41bb4 100644
--- a/tasks/7_kyu.js
+++ b/tasks/7_kyu.js
@@ -0,0 +1,14 @@
+define(function () {
+	return {
+		whereIsHe: function whereIsHe( p, bef, aft ){
+		let posNumb=0;
+		for (let i=1; i<=p; i++){
+		if (i-1<=aft && p-i>=bef){
+		posNumb++;
+		}
+		}
+		return posNumb;
+		}
+};
+})
+
diff --git a/tasks/8_kyu.js b/tasks/8_kyu.js
index e69de29..8981fab 100644
--- a/tasks/8_kyu.js
+++ b/tasks/8_kyu.js
@@ -0,0 +1,6 @@
+define(function () {
+    return {
+        Kata: function(length, width, height){return length * width * height}
+    };
+})
+
diff --git a/tasks/template.js b/tasks/template.js
index 4d24ed8..aeeb100 100644
--- a/tasks/template.js
+++ b/tasks/template.js
@@ -1,7 +1,7 @@
-define(function () {
-    return {
-        print: function(msg) {
-            console.log(msg);
-        }
-    };
-});
\ No newline at end of file
+// define(function () {
+//     return {
+//         print: function(msg) {
+//             // console.log(msg);
+//         }
+//     };
+// });
\ No newline at end of file