inventie.cpp: In function 'int main()': inventie.cpp:41: warning: name lookup of 'i' changed inventie.cpp:14: warning: matches this 'i' under ISO standard rules inventie.cpp:40: warning: matches this 'i' under old rules inventie.cpp:46: warning: name lookup of 'i' changed inventie.cpp:14: warning: matches this 'i' under ISO standard rules inventie.cpp:45: warning: matches this 'i' under old rules inventie.cpp:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result inventie.cpp:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result inventie.cpp:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result inventie.cpp:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result