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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	char abc[];
  7. 	cin >> abc;
  8. 	cout << sizeof(abc);
  9. 	return 0;
  10. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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abcd
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:6:11: error: storage size of ‘abc’ isn’t known
  char abc[];
           ^
stdout
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Standard output is empty
https://ideone.com/jA7d4I
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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