Borderou de evaluare (job #340410)

Eroare de compilare: user.cpp:6:7: error: conflicting declaration ‘float gr’ user.cpp:5:8: error: ‘gr’ has a previous declaration as ‘int gr’ user.cpp:6:11: error: conflicting declaration ‘float G’ user.cpp:5:15: error: ‘G’ has a previous declaration as ‘int G’ user.cpp: In function ‘int main()’: user.cpp:19:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:21:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:24:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]