Compilare: user.cpp: In function ‘int main()’: user.cpp:7:6: warning: unused variable ‘i’ [-Wunused-variable] int i,j,lt=0,cuvant=0; ^ user.cpp:7:8: warning: unused variable ‘j’ [-Wunused-variable] int i,j,lt=0,cuvant=0; ^ user.cpp:8:7: warning: unused variable ‘n’ [-Wunused-variable] char n[1000000]; ^ user.cpp:9:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("text.in","r",stdin); ^ user.cpp:10:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("text.out","w",stdout); ^