Compilare: main.cpp: In function 'int main()': main.cpp:32:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (k=0;k<submultimi[i].size();k++) ~^~~~~~~~~~~~~~~~~~~~~ main.cpp:36:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (k=0;k<submultimi[j].size();k++) ~^~~~~~~~~~~~~~~~~~~~~ main.cpp:54:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (k=0;k<submultimi[soli].size();k++) ~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:59:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (k=0;k<submultimi[solj].size();k++) ~^~~~~~~~~~~~~~~~~~~~~~~~