Submission #2079046

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Source Code Expand

#include <bits/stdc++.h>
using Int = int64_t;
using UInt = uint64_t;
using C = std::complex<double>;
#define rep(i, n) for(Int i = 0; i < (Int)(n); ++i)
#define guard(x) if( not (x) ) continue;
#ifndef LOCAL_
#define fprintf if( false ) fprintf
#endif

struct Solver {
   Int h, w;
   char field[64][64];
   std::vector<std::pair<Int,Int>> ans;
   void solve() {
      scanf("%ld %ld %*ld", &h, &w);
      rep(i,h) {
         scanf("%s", field[i]);
      }
      rep(r,h) {
         for(Int i = 0; i + 8 < w; i+=8) {
            rep(k,8) {
               ans.emplace_back(r,i+k);
            }
         }
      }
      printf("%ld\n", ans.size()/8);
      for(auto yx : ans) {
         printf("%ld %ld\n", yx.first+1, yx.second+1);
      }
   }
};

int main() {
   auto solver = std::make_unique<Solver>();
   solver->solve();
}

Submission Info

Compile Error

./Main.cpp: In member function ‘void Solver::solve()’:
./Main.cpp:16:35: warning: use of assignment suppression and length modifier together in gnu_scanf format [-Wformat=]
       scanf("%ld %ld %*ld", &h, &w);
                                   ^
./Main.cpp:16:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
       scanf("%ld %ld %*ld", &h, &w);
                                    ^
./Main.cpp:18:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
          scanf("%s", field[i]);
                               ^

Judge Result