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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a, b, c;
  5. 	scanf("%d%d%d", &a, &b, &c);
  6. 	float s, area_square;
  7. 	s = (a + b + c) / 2;
  8. 	area_square = s * (s - a) * (s - b) * (s - c);
  9. 	printf("%.0f", area_square);
  10. 	return 0;
  11. }
  12.  
Success #stdin #stdout 0.01s 5284KB
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https://ideone.com/2H2kF9
伏林的三角地 (ZeroJudge d489)
language:
C (gcc 8.3)
created:
22 hours ago
visibility:
public

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