grupe1.cpp: In function 'int main()': grupe1.cpp:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result grupe1.cpp:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result grupe1.cpp:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result grupe1.cpp:18: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result grupe1.cpp:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result grupe1.cpp:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result /tmp/ccbcYRFR.o: In function `main': grupe1.cpp:(.text+0x92): warning: the `gets' function is dangerous and should not be used.