Compilare: user.cpp: In function ‘void citire()’: user.cpp:61:34: warning: narrowing conversion of ‘cst’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] v[x].push_back({y,cst,EE}); ^ user.cpp:62:34: warning: narrowing conversion of ‘cst’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] v[y].push_back({x,cst,EE}); ^ user.cpp: In function ‘void afisare()’: user.cpp:74:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j != v[i].size(); ++j) ^ user.cpp: In function ‘void DFS(int)’: user.cpp:87:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i != v[k].size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:166:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j != v[x].size(); ++j) ^ user.cpp:188:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j != v[x].size(); ++j) ^ user.cpp:210:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j != v[x].size(); ++j) ^ user.cpp:231:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j != v[x].size(); ++j) ^ user.cpp:139:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(file".out","w",stdout); ^