Compilare: main.cpp: In function 'long long int backt()': main.cpp:32:24: warning: 'p' may be used uninitialized [-Wmaybe-uninitialized] 32 | p = (p * v[j]) / cmmdc(p,v[j]); | ~~~^~~~~~~ main.cpp:19:15: note: 'p' was declared here 19 | long long p,s = 0; | ^ main.cpp:31:18: warning: 'e' may be used uninitialized [-Wmaybe-uninitialized] 31 | e++; | ~^~ main.cpp:18:9: note: 'e' was declared here 18 | int e,j; | ^