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  1. #include<stdio.h>
  2. int M[2121][2121];
  3. int main() {
  4. int i, j, p, q;
  5. for (i = 0; i < 3; i++) {
  6. int x1, y1, x2, y2;
  7. scanf("%d%d%d%d", &x1, &y1, &x2, &y2);
  8. for (p = x1; p < x2;p++){
  9. for (q = y1; q < y2;q++){
  10. M[p + 1000][q + 1000] = i<2?1:0;
  11. }
  12. }
  13. }
  14. int ans = 0;
  15. for (i = 0; i < 2000; i++)for (j = 0; j < 2000; j++)ans += M[i][j];
  16. printf("%d", ans);
  17. return 0;
  18. }
Success #stdin #stdout 0.01s 4376KB
stdin
1 2 3 5
6 0 10 4
2 1 8 3
stdout
17