Submission #9258

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
9258	2014-09-28 05:05:39	corea	Solve another chuck (kriii2_S)	C++14	0 / 4	0 ms	1088 KiB

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#include <stdio.h>
int a, b;
int main(){
  scanf("%d%d", &a, &b);
  int minabs = 2147483647;
  int zero = 0, minus = 0;
  int i, j;
  int sum = 0;
  for(i = 0; i < a; i++){
    for(j = 0; j < b; j++){
      int x;
      scanf("%d", &x);
      int absx = x < 0 ? -x : x;
      if(absx < minabs) minabs = x;
      sum += absx;
      if(x == 0) zero++;
      if(x < 0) minus++;
    }
  }
  if(a % 2 == 0 && b % 2 == 0 && minus % 2 == 1 && zero == 0) sum -= 2 * minabs;
  printf("%d 0\n", sum);
  return 0;
}
 
 
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• Subtask 1: 0 / 4