Compilare: main.cpp: In function 'int c1()': main.cpp:39:44: warning: self-comparison always evaluates to false [-Wtautological-compare] else if (d[p.first-1][p.second]>d[p.first-1][p.second]) ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:51:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int c2()': main.cpp:56:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:71:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=1;j<=n;j++) if (d[n][j]==maxi) v.push_back(make_pair(n,j)); // aflare pozitii maxime pe ultima linie ~~~~~~~^~~~~~