Compilare: main.cpp: In function 'int main()': main.cpp:21:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 21 | for(int i=1;i<=N;i++) | ^~~ main.cpp:23:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 23 | int nr=0; | ^~~ main.cpp:23:13: warning: unused variable 'nr' [-Wunused-variable] 23 | int nr=0; | ^~