Compilare: main.cpp: In function 'int pinex1(int, int)': main.cpp:117:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 117 | for (j = 0; j<v[x].size(); j++) | ~^~~~~~~~~~~~ main.cpp: In function 'long long int pinex2(int, int)': main.cpp:138:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 138 | for (j = 0; j<v[x].size(); j++) | ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:155:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 155 | for (i = 1; i<=n; i++) | ^~~ main.cpp:158:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 158 | calc(); | ^~~~