What is the role of variables in programming languages:

Keep practicing — related questions

• what is the best choice to print the value of variable x where:int x = 123;
• To include a header file in a C program:
• consider the following statement:while ( 3 ) ;
• The variables in C programming language:
• To write statement hi world:
• float values(200) = ( 1 , 2 , 3 , 4 );
• what is the output of the following programmain(){ int x; printf(“%d”,x); }
• What is the output of the following piece of code? int x = 3, y = 5, z ; z = x++ + ++y; printf(“%d”,z);