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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main(){
  5. 	cout << number(7);
  6. 	return 0;
  7. }
  8. int number(int N) {
  9. 	if (N == 0) return 0;
  10. 	if (N == 1) return 1;
  11. 	return N*number(N - 1);
  12. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:5:18: error: ‘number’ was not declared in this scope
  cout << number(7);
                  ^
stdout
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Standard output is empty
https://ideone.com/FkcgHO
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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