C++

Keep practicing — related questions

• Which of the following is not a valid declaration for main()?
• In the following declaration of main, "int main(int argc, char *argv[])", to what does argv[0] usually corr...
• int main(int argc,char* argv[]){ int *ptr=new int; if(ptr==NULL) exit(1); char *j; for(int i=1; i<=4; i++) ...
• C++ main() { cout << "Hello World!"; return 0; }
• Will following program execute successfully ? int main(int argc,char* argv[]){ int *ptr=new int; if(ptr==NU...
• What will happen? int main(int argc, char**argv) { char* ptr = NULL; free(ptr); return 0; }
• What is the return type of main() ?
• #include int main() { int main=7; printf("%d",main); }