Compilare: main.cpp: In function 'int main()': main.cpp:52:17: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:60:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' { ^ main.cpp:69:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<m.size();i++) ~^~~~~~~~~ main.cpp:20:21: warning: unused variable 'k' [-Wunused-variable] int T,N,max,i,j,k,x,y,nr,p; ^