Borderou de evaluare (job #595524)

Compilare: main.cpp: In function 'void backt(int)': main.cpp:19:9: warning: unused variable 'i' [-Wunused-variable] 19 | int i,n; | ^ main.cpp: In function 'int main()': main.cpp:32:15: warning: unused variable 'sub' [-Wunused-variable] 32 | int n,i=1,sub=1,subt; | ^~~ main.cpp:32:21: warning: unused variable 'subt' [-Wunused-variable] 32 | int n,i=1,sub=1,subt; | ^~~~ main.cpp: In function 'void backt(int)': main.cpp:20:18: warning: 'n' is used uninitialized in this function [-Wuninitialized] 20 | for(int i=1;i<=n;++i) | ~^~~