? in cpp

Initialize an array in c++

int nums[100] = {0}; // initiallize all values to 0

int nums[5] = {1,2,3,4,5};

// type name[size] = {values};

Source: dummies.com

? in cpp

e = ((a < d) ? (a++) : (a = d))
  //advance if else condition

Source: en.cppreference.com

# in c++

You can use '#' sign to get exact name of an argument passed to a macro:
#define what_is(x) cerr << #x << " is " << x << endl;
int variable = 376;
what_is(variable);
// prints "variable is 376"

Similar codes

2 votes173 views1 answer
Tribonacci series c++
C++
0 vote252 views1 answer
Ind the number of digits of a given integer n .
C++
1 vote181 views1 answer
How to hide the c++ console
C++
1 vote177 views1 answer
Visual studio cpp compiler
C++
1 vote155 views1 answer
String input with space c++ stl
C++
0 vote196 views1 answer
C++ array rev pointer
C++
1 vote164 views3 answers
Python ord()
C++
45 votes200 views6 answers
Input in c++
C++
1 vote417 views1 answer
Do while loop c++ loops continuously
C++
0 vote209 views1 answer
How to initialize 2d array with values c++
C++