Compilare: user.cpp: In function ‘int main()’: user.cpp:48:4: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation] if(viz[i] % m == 1 && (viz[i] + nr) % m == 0) ^~ user.cpp:50:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘if’ viz[i] += nr; ^~~ user.cpp:25:9: warning: unused variable ‘mx’ [-Wunused-variable] int mx = 0; ^~