Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (nr >= v1.size()) { ~~~^~~~~~~~~~~~ user.cpp:42:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (p + x < v1.size()) { ~~~~~~^~~~~~~~~~~ user.cpp:46:11: error: ‘poz’ was not declared in this scope poz++; ^~~ user.cpp:49:11: error: ‘sol’ was not declared in this scope sol += v1.size() - p; ^~~ user.cpp:54:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (p + y <= v1.size()) { ~~~~~~^~~~~~~~~~~~ user.cpp:61:11: error: ‘sol’ was not declared in this scope sol += v1.size() - p; ^~~