Compilare: main.cpp: In function 'void update(int, int)': main.cpp:15:9: warning: variable 'nrinterval' set but not used [-Wunused-but-set-variable] 15 | int nrinterval; | ^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:53:18: warning: variable 'dir' set but not used [-Wunused-but-set-variable] 53 | int i, j, h, dir, poz, cnt, nrinterval, val; | ^~~ main.cpp:54:15: warning: variable 'sol' set but not used [-Wunused-but-set-variable] 54 | long long sol; | ^~~