Compilare: main.cpp: In function 'int main()': main.cpp:15:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=1;i<=k;++i) ~^~~ main.cpp:23:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=1;i<=k and n>=v[i].mn;++i) ~^~~ main.cpp:14:5: warning: unused variable 'dim' [-Wunused-variable] int dim=1; ^~~