#include "supertrees.h" #include <vector> using namespace std; int construct(vector<std::vector<int>> p) { int n = p.size(); vector<std::vector<int>> ans(n); int st1 = 0, st2 = 0, st0 = 0; for (int i = 0; i < n; i++) { for (int j = 0; j < p[i].size(); j++) { if (p[i][j] == 1) st1 = 1; else if (p[i][j] == 2) st2 = 1; else st0 = 1; } } if (st1 == 1 && st2 == 0 && st0 == 0) { ans[0].push_back(0); for (int i = 1; i < n; i++) { ans[0].push_back(1); } for (int i = 1; i < n; i++) { ans[i].push_back(1); for (int j = 1; j < n; j++) { ans[i].push_back(0); } } } build(ans); return 1; }

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:11:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |   for (int j = 0; j < p[i].size(); j++)
      |                   ~~^~~~~~~~~~~~~