Compilare: main.cpp: In function 'int main()': main.cpp:179:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1; i<=m; i++) ^~~ main.cpp:181:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fi.close(); ^~