Compilare: main.cpp: In function 'long long unsigned int permutations()': main.cpp:19:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 19 | for(unsigned long long i=1;i<=9;i++) | ^~~ main.cpp:22:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 22 | return ans; | ^~~~~~