Submission #1053395

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1053395	2024-08-11 11:23:14	Nickpapadak	T-Covering (eJOI19_covering)	C++14	0 / 100	5 ms	860 KiB

covering

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    #include<bits/stdc++.h>
    using namespace std;
    #define XX first
    #define YY second
    const unsigned int MAXK = 1e+6   + 10;
    vector<vector<int> > grid;
    vector<vector<bool> > sgrid;
    vector<pair<int,int> > special;
    int N,M, K;
     
    int firsSub(){
        int ans = 0;
        // totalinc = 0/;
        for(int i = 0; i<K; ++i){
            int c = 0;
            int x = special[i].XX, y = special[i].YY;
            int u = 0,r=0,l=0,d=0;
            r += grid[x+1][y];
            r += grid[x][y+1];
            r += grid[x][y-1];
     
            l += grid[x-1][y];
            l += grid[x][y+1];
            l += grid[x][y-1];
     
            d += grid[x-1][y];
            d += grid[x+1][y];
            d += grid[x][y+1];
     
            u += grid[x-1][y];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

covering.cpp: In function 'int firsSub()':
covering.cpp:55:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   55 |         if(sgrid[x+1][y-1] || sgrid[x-1][y+1])
      |         ^~
covering.cpp:57:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   57 |             if(c==1) continue;
      |             ^~
covering.cpp: In function 'int Rleft(int, std::vector<std::vector<bool> >, int)':
covering.cpp:69:31: warning: unused variable 'r' [-Wunused-variable]
   69 |         int u = y+1, d = y-1, r = x+1, l = x-1;
      |                               ^
covering.cpp: In function 'int Rright(int, std::vector<std::vector<bool> >, int)':
covering.cpp:83:40: warning: unused variable 'l' [-Wunused-variable]
   83 |         int u = y+1, d = y-1, r = x+1, l = x-1;
      |                                        ^
covering.cpp: In function 'int Rup(int, std::vector<std::vector<bool> >, int)':
covering.cpp:97:22: warning: unused variable 'd' [-Wunused-variable]
   97 |         int u = y+1, d = y-1, r = x+1, l = x-1;
      |                      ^
covering.cpp: In function 'int Rdown(int, std::vector<std::vector<bool> >, int)':
covering.cpp:111:13: warning: unused variable 'u' [-Wunused-variable]
  111 |         int u = y+1, d = y-1, r = x+1, l = x-1;
      |             ^
covering.cpp: In function 'int main()':
covering.cpp:141:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  141 |         scanf("%d%d", &N,&M);// N = y M = x
      |         ~~~~~^~~~~~~~~~~~~~~
covering.cpp:146:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  146 |                 scanf("%d", &grid[x][y]);
      |                 ~~~~~^~~~~~~~~~~~~~~~~~~
covering.cpp:158:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  158 |         scanf("%d", &K);
      |         ~~~~~^~~~~~~~~~
covering.cpp:161:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  161 |             scanf("%d%d", &a,&b);
      |             ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 30