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  1. #include <iostream>
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int m, n;
  7. 	scanf("%d%d", &m, &n);
  8. 	printf("%d", m*n>>1);
  9. 	return 0;
  10. }
Success #stdin #stdout 0s 3344KB
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stdin
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3 3
stdout
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4
https://ideone.com/q94RZf
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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