diff --git a/1.cpp b/1.cpp
index fedde2c..2d3645f 100644
--- a/1.cpp
+++ b/1.cpp
@@ -13,11 +13,11 @@ long long int factorial(int n)
 
 long long int *producingTheFactorialFractions()
 {
-    long long b[10];
+    b = new long long[10];
 
-	for (int i = 10; i >= 0; i--)
+	for (int i = 9; i >= 0; i--)
 	{
-		b[i] += (int)pow(factorial(10), 2.0) / (i + 1);
+		b[i] += (long long)pow(factorial(10), 2.0) / (i + 1);
 	}
 	return b;
 }
@@ -26,7 +26,7 @@ void checkZeros(long long *a)
 {
 	for (int i = 9; i >= 0; i--)
 	{
-		if (a[i] = 0)
+		if (a[i] == 0)
 			cout << "Zero Found" << endl;
 	}
 }
@@ -43,8 +43,8 @@ int main()
 	}
 	delete a;
 
-	cout<<"hello";
-	cout<<"Bye";
+	cout<<"hello"<<endl;
+	cout<<"Bye"<<endl;
 
 
 }
\ No newline at end of file
diff --git a/2.cpp b/2.cpp
index 6a27746..23cea79 100644
--- a/2.cpp
+++ b/2.cpp
@@ -5,11 +5,11 @@ using namespace std;
 
 // count all the specific char in the whole array of strings
 int countAllSpecificChars(string sArr[], int arrLength, char specificChar) {
-    int count;
-    for (int i = 0; i <= arrLength; ++i)
-        for (int j = 0; j <= sArr[i].size(); ++j)
+    int count = 0;
+    for (int i = 0; i < arrLength; ++i)
+        for (int j = 0; j < sArr[i].size(); ++j)
             // if the jth char of the string is the specific char
-            if (sArr[i][j] = specificChar)
+            if (sArr[i][j] == specificChar)
                 count++;
     return count;
 }
diff --git a/3.cpp b/3.cpp
index 77eb722..5855d07 100644
--- a/3.cpp
+++ b/3.cpp
@@ -97,7 +97,7 @@ int average()
 	return sum / count;
 }
 
-void main()
+int main()
 {
 	int cmd;
 	long long int x;
diff --git a/4.cpp b/4.cpp
index a9a32f2..fc6cbc9 100644
--- a/4.cpp
+++ b/4.cpp
@@ -6,4 +6,5 @@ int main()
     float *ptr2 = ptr1 + 3;
     printf("%f", *ptr2 - *ptr1);
     return 0;
-}
\ No newline at end of file
+}
+//78.000000
\ No newline at end of file
diff --git a/5.cpp b/5.cpp
index 1be3d10..ddf5bbd 100644
--- a/5.cpp
+++ b/5.cpp
@@ -7,4 +7,6 @@ int main()
     printf("%d\n", (*ptr2 - *ptr1));
     printf("%c", (char)(*ptr2 - *ptr1));
     return 0;
-}
\ No newline at end of file
+}
+//50
+//2
\ No newline at end of file
diff --git a/6.cpp b/6.cpp
index f8b3141..115782b 100644
--- a/6.cpp
+++ b/6.cpp
@@ -9,3 +9,4 @@ int main()
 	printf("%d\n", a);
 	return 0;
 }
+//513
\ No newline at end of file
diff --git a/7.cpp b/7.cpp
index 7b065a0..2da73b3 100644
--- a/7.cpp
+++ b/7.cpp
@@ -7,4 +7,5 @@ int main()
 	p += 2;
 	printf("%d", *p);
 	return 0;
-}
\ No newline at end of file
+}
+//3
\ No newline at end of file
diff --git a/8.cpp b/8.cpp
index ac3d613..f2555a2 100644
--- a/8.cpp
+++ b/8.cpp
@@ -7,7 +7,5 @@ int main() {
 	const char * str[] = { "Wish","You","Best",":D" };
 	printf("%c%c ", *f(str), *(f(str) + 1));
 	printf("%c%c%c%c\n", **str, *(*(str + 1) + 1), *((str + 2)[-1] + 1), **&*(&str[-1] + 1));
-
-
-	
 }
+//Be WooW