Compilare: main.cpp: In function 'void rezolvare()': main.cpp:14:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define For(i, a, b) for((i) = (a); (i) < (b); (i)++) ~~~~^~~~~ main.cpp:54:2: note: in expansion of macro 'For' For(i, 0, G[0].size()) ^~~ main.cpp:51:9: warning: unused variable 'j' [-Wunused-variable] int i, j; ^ main.cpp: In function 'int cost(int, int)': main.cpp:14:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define For(i, a, b) for((i) = (a); (i) < (b); (i)++) ~~~~^~~~~ main.cpp:64:3: note: in expansion of macro 'For' For(i, 0, G[last].size()){ ^~~