Submission #28779

#TimeUsernameProblemLanguageResultExecution timeMemory
28779kriiiLR Springboard (FXCUP2_springboard)C++14
0 / 1
0 ms1132 KiB
#include "springboard.h" void Reorder(int N) { PutBall((N+1)/2); int l,r; if (PutBall((N+1)/2) == -1){ l = (N+1)/2; r = N; } else{ l = 0; r = (N+1)/2; } while (r - l > 0){ int step = (r - l + 1) / 2; if (r != N) step = N + 1 - step; l = (l + step) % (N+1); r = (r + step) % (N+1); int d = PutBall(step); if (d == 1) r = N; else l = 0; } int push = N-l+1; if (1 <= push && push <= N) PutBall(push); }
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