Compilare: main.cpp: In function 'int main()': main.cpp:21:43: warning: 'startPos' may be used uninitialized in this function [-Wmaybe-uninitialized] int frecv[20001] = {0}, nrPanels = 0, startPos, endPos; ^~~~~~~~ main.cpp:42:27: warning: 'endPos' may be used uninitialized in this function [-Wmaybe-uninitialized] int minn = endPos - startPos; ~~~~~~~^~~~~~~~~~