Eroare de compilare: main.cpp: In function 'int main()': main.cpp:44:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v[j].size(); i++) ~~^~~~~~~~~~~~~ main.cpp:64:20: error: found ':' in nested-name-specifier, expected '::' for(it : v[0]) ^ main.cpp:64:17: error: 'it' has not been declared for(it : v[0]) ^~ main.cpp:68:9: error: expected primary-expression before '}' token } ^ main.cpp:68:9: error: expected ')' before '}' token main.cpp:68:9: error: expected primary-expression before '}' token Non zero exit status: 1