Compilare: main.cpp: In function 'int main()': main.cpp:42:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for(l = 0; l < v[j].size(); l++) | ~~^~~~~~~~~~~~~ main.cpp:40:19: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [200020, 200023] is out of the bounds [0, 200020] of object 'sp' with type 'int [50005]' [-Warray-bounds] 40 | sp[j] = 0; | ~~~~~~^~~ main.cpp:15:5: note: 'sp' declared here 15 | int sp[NMAX3]; | ^~