consiliu.cpp: In function 'void c2()': consiliu.cpp:15: warning: name lookup of 'i' changed consiliu.cpp:5: warning: matches this 'i' under ISO standard rules consiliu.cpp:13: warning: matches this 'i' under old rules consiliu.cpp: In function 'int main()': consiliu.cpp:20: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result consiliu.cpp:21: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result consiliu.cpp:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result consiliu.cpp:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result