Submission #922041

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
922041	2024-02-04 20:46:13	SUNWOOOOOOOO	Maze (JOI23_ho_t3)	C++17	86 / 100	2029 ms	172452 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
using pint = array <int, 2>;
const int INF = 1e9;
vector <vector <int>> ans, G;
vector <vector <pint>> Gelm;
int r, c, n, gno = 0, dx[4] = {0, 0, 1, -1}, dy[4] = {1, -1, 0, 0};
vector <int> Gvst;
vector <string> A;
deque <pint> dq;
pint s, g;
struct segtree { // +1
    int mxX = 1, mxY = 1;
    vector <vector <pint>> node;
    void init(){
        mxX = r;
        mxY = c;
        node.resize(2 * mxX + 1, vector <pint> (2 * mxY + 1, (pint) {INF, INF}));
        for (int i = 0; i < r; i++){
            for (int j = 0; j < c; j++){
                if (A[i][j] != '#') continue;
                node[i + mxX][j + mxY] = {i, j};
            }
        }
        for (int i = mxX; i < 2 * mxX; i++){
            for (int j = mxY - 1; j > 0; j--){
                node[i][j] = min(node[i][2 * j], node[i][2 * j + 1]);
            }
        }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:86:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   86 |     scanf("%d %d %d", &r, &c, &n);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:90:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   90 |     scanf("%d %d %d %d", &s[0], &s[1], &g[0], &g[1]);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 19 / 19
• Subtask 3: 16 / 16
• Subtask 4: 19 / 19
• Subtask 5: 5 / 5
• Subtask 6: 19 / 19
• Subtask 7: 0 / 8
• Subtask 8: 0 / 6