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  1. #include <stdio.h>
  2.  
  3. #define MOD 1000000007U
  4.  
  5. unsigned factorial(unsigned n) {
  6. 	unsigned long long r = n;
  7. 	while (--n) {
  8. 		r = (r * n) % MOD;
  9. 	}
  10. 	return r;
  11. }
  12.  
  13. int main(void) {
  14. 	factorial(10000000);
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0.34s 2244KB
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stdout 
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https://ideone.com/2obFOz
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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