Compilare: main.cpp: In function 'int main()': main.cpp:28:29: warning: integer overflow in expression of type 'int' results in '272620032' [-Woverflow] 28 | long long R = 1000000000*1001; | ~~~~~~~~~~^~~~~ main.cpp:50:16: warning: 'sol' may be used uninitialized [-Wmaybe-uninitialized] 50 | sum += sol * (k - cnt); | ~~~~^~~~~~~~~~~ main.cpp:29:15: note: 'sol' was declared here 29 | long long sol; | ^~~