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  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4. typedef struct {
  5.     int x, y;
  6. } Point;
  7.  
  8. int main() {
  9.     int err, n, Tx, Ty;
  10.     scanf("%d", &err);
  11.     scanf("%d", &n);
  12.     scanf("%d %d", &Tx, &Ty);
  13.  
  14.     Point hideSites[n];
  15.     for (int i = 0; i < n; ++i) {
  16.         scanf("%d %d", &hideSites[i].x, &hideSites[i].y);
  17.     }
  18.  
  19.     int headIndex = -1;
  20.     int torsoIndex1 = -1, torsoIndex2 = -1;
  21.     int minHeadDistance = 2000 * 2000; // Maximum possible distance squared
  22.     int minTorsoDistance = 2000 * 2000;
  23.  
  24.     for (int i = 0; i < n; ++i) {
  25.         int distanceSquared = (hideSites[i].x - Tx) * (hideSites[i].x - Tx) + (hideSites[i].y - Ty) * (hideSites[i].y - Ty);
  26.  
  27.         // Check if the target falls within the head area
  28.         if (distanceSquared <= (15 * 15 * 100 * 100) && distanceSquared < minHeadDistance) {
  29.             headIndex = i;
  30.             minHeadDistance = distanceSquared;
  31.         }
  32.  
  33.         // Check if the target falls within the torso area
  34.         else if (distanceSquared <= (35 * 35 * 100 * 100) && distanceSquared < minTorsoDistance) {
  35.             torsoIndex2 = torsoIndex1;
  36.             torsoIndex1 = i;
  37.             minTorsoDistance = distanceSquared;
  38.         }
  39.     }
  40.  
  41.     if (headIndex != -1) {
  42.         printf("%d", headIndex);
  43.     } else if (torsoIndex1 != -1 && torsoIndex2 != -1) {
  44.         printf("%d %d", torsoIndex1, torsoIndex2);
  45.     } else {
  46.         printf("abort");
  47.     }
  48.  
  49.     return 0;
  50. }
  51.  
Success #stdin #stdout 0s 5460KB
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https://ideone.com/YurllA
language:
C (gcc 8.3)
created:
2 years ago
visibility:
public

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