Submission #28466

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
28466	2017-07-16 06:16:06	Shocking Hot (#68)	Test Data Creation (FXCUP2_testdata)	C++14	0 / 1	0 ms	215420 KiB

testdata

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#include<bits/stdc++.h>
using namespace std;
const int inf = 1e9, B = 301;
int n, m, a[90001], ans[90001], dt[90001][605];
bool f;
bool valid (int X, int Y) {
  if(!(1 <= X && X <= n*m && B-n <= Y && Y <= B+n)) return false;
  if(!(1 <= X+Y-B && X+Y-B <= n*m)) return false;
  return true;
}
void track (int X, int Y) {
  if(X == 1 && Y == B) return;
  int i, j;
  ans[X] = 1; ans[X+Y-B] = 1;
  i = X - n, j = Y + n;
  if(valid(i, j) && i+n <= n*m && j-n >= B-n && dt[i][j] + (j-n != B)*a[i+n] == dt[X][Y]) {
    track(i, j); return;
  }
  i = X - 1, j = Y + 1;
  if(valid(i, j) && i%n && j-1 >= B-n && dt[i][j] + (j-1 != B)*a[i+1] == dt[X][Y]) {
    track(i, j); return;
  }
  i = X, j = Y-m;
  if(valid(i, j) && j+m <= B+n && i+j+m-B <= n*m && dt[i][j] + (j+m != B)*a[i+j+m-B] == dt[X][Y]) {
    track(i, j); return;
  }
  i = X, j = Y-1;
 
 
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Compilation message (stderr)

testdata.cpp: In function 'int main()':
testdata.cpp:38:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
                     ^
testdata.cpp:41:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^

• Subtask 1: 0 / 1