Compilare: main.cpp:17:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] main() ^ main.cpp: In function 'int main()': main.cpp:53:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < v.size(); j++) ~~^~~~~~~~~~ main.cpp:53:6: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int j = 0; j < v.size(); j++) ^~~ main.cpp:64:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' out << dp[a][b]; ^~~