fractie1.cpp: In function 'int main()': fractie1.cpp:10: warning: format '%s' expects type 'char*', but argument 2 has type 'char (*)[100]' fractie1.cpp:11: warning: comparison between signed and unsigned integer expressions fractie1.cpp:20: warning: comparison between signed and unsigned integer expressions fractie1.cpp:29: warning: comparison between signed and unsigned integer expressions fractie1.cpp:9: warning: unused variable 'pa' fractie1.cpp:9: warning: unused variable 'pb' fractie1.cpp:9: warning: unused variable 'pc' fractie1.cpp:7: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result fractie1.cpp:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result fractie1.cpp:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result