Compilare: main.cpp: In function 'long long int compute()': main.cpp:23:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for (int i=0; i<masks.size(); ++i) { | ~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:63:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 63 | if (x<0) x*=-1; if (y<0) y*=-1; | ^~ main.cpp:63:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 63 | if (x<0) x*=-1; if (y<0) y*=-1; | ^~ main.cpp:70:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 70 | if (x<0) x*=-1; if (y<0) y*=-1; | ^~ main.cpp:70:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 70 | if (x<0) x*=-1; if (y<0) y*=-1; | ^~