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Submission #983476

# Submission time Handle Problem Language Result Execution time Memory
983476 2024-05-15T14:18:40 Z bachhoangxuan Hexagonal Territory (APIO21_hexagon) C++17
0 / 100
 1 ms 348 KB 
#include "hexagon.h"
#include <bits/stdc++.h>
using i32 = int;
#define int long long
const int mod = 1e9+7;
const int inv2 = (mod+1)/2;
int dx[]={0,0,1,1,0,-1,-1},
    dy[]={0,1,1,0,-1,-1,0};

i32 draw_territory(i32 N, i32 A, i32 B,
                   std::vector<i32> D, std::vector<i32> L) {
    int X=0,Y=0;
    __int128 a=0,b=0;
    for(int i=0;i<N;i++){
        b+=L[i];
        int nX=X+L[i]*dx[D[i]];
        int nY=Y+L[i]*dy[D[i]];
        a+=(__int128)X*nY-(__int128)Y*nX;
        X=nX;Y=nY;
    }
    a=(abs(a)+b)%mod;
    a=a*inv2%mod;
    a=(a+1)%mod;
    return (int)(a*A%mod);
}
#undef int

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -