Basic

Author: DivyanshTiwari20

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "ostream": "cpp"
+    }
+}

README.md

@@ -1,5 +1,10 @@
-`FUCK YOUR MOTEHRFUCKER`
+1. In Cpp language True and flase represent 1 and 0 resp.
+2. We can make local and global variable with same name but prefrence will given to local on but if u use "::"before varible then it will use global variable
+3. void function will not return anyting "that why it is void == 0"
+4. "<<" is called as Insertion operator.
+4. "<<" is called as Extraction operator.
 
+/////////RULES TO DECLARE VARIABLES IN CPP
 
-
-![iyby22xd66491](https://github.com/user-attachments/assets/4f452960-71b5-4f84-8ff3-0ad34ac81e46)
+1. Varible name in cpp can range from 1 to 255 char.
+2. Varible name do not start with num

header_files.cpp

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+// There are two type of header files:
+
+// 1. System header files It comes with the compiler.
+// eg: #include<iostream>
+
+// 2. User defined header files : It is written by the user.
+// eg: #include"this.h" --> This will produce an error if the this.h will not present in same directory.    

operators.cpp

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+#include <iostream>
+using namespace std;
+
+int main(){
+    
+    int a=4,b=5;
+
+    cout<< "Following are the types of operators in c++:"<<endl;
+    // Arthmetic operators
+    cout<<"The value of a+b is "<<a+b<<endl;
+    cout<<"The value of a-b is "<<a-b<<endl;
+    cout<<"The value of a*b is "<<a*b<<endl;
+    cout<<"The value of a/b is "<<a/b<<endl;
+    cout<<"The value of a%b is "<<a%b<<endl;
+    cout<<"The value of a++ is "<<a++<<endl;
+    cout<<"The value of a-- is "<<a--<<endl;
+    cout<<"The value of ++a is "<<++a<<endl;
+    cout<<"The value of --a is "<<--a<<endl;
+    cout<<endl;
+
+    // Assignment Operators --> Used to assign values to variables
+    // int a=3, b=9;
+    // chat d="A";
+
+    // Comparison Operators
+    cout<<"Following are the types of compatison opeators in C++"<<endl;
+    cout<<"The vlaue of a==b is "<<(a==b)<<endl;
+    cout<<"The vlaue of a!=b is "<<(a!=b)<<endl;
+    cout<<"The vlaue of a>=b is "<<(a>=b)<<endl;
+    cout<<"The vlaue of a<=b is "<<(a<=b)<<endl;
+    cout<<"The vlaue of a>b is "<<(a>b)<<endl;
+    cout<<"The vlaue of a<b is "<<(a<b)<<endl;
+    cout<<endl;
+
+    // Logical Operators 
+    cout<< "Following are the logical operators in C++"<<endl;
+    cout<< "The value of (a==b)&&(a<b) logical operator is "<<((a==b)&&(a<b))<<endl;
+    cout<< "The value of (a==b)||(a<b) logical operator is "<<((a==b)||(a<b))<<endl;
+    cout<< "The value of !((a==b)||(a<b)) is "<<(!(a==b)||(a<b))<<endl;
+
+    return 0;
+
+}

operators.exe

@@ -2,8 +2,8 @@
 
 int main(){
     int a,b;
-    std::cout<< "Enter you first number:\n";
-    std:: cin>>a;
+    std::cout<< "Enter you first number:\n"; /*<< is called instertion operator*/ 
+    std:: cin>>a;/*>> is called extraction operator*/
     std::cout<< "Enter you first number:\n";
     std:: cin>>b;
     std:: cout<< "The sum of a and b is:\n"<< a+b;