concurs.cpp: In function `int main()': concurs.cpp:32: warning: name lookup of `i' changed concurs.cpp:8: warning: matches this `i' under ISO standard rules concurs.cpp:25: warning: matches this `i' under old rules concurs.cpp:71: warning: name lookup of `i' changed concurs.cpp:8: warning: matches this `i' under ISO standard rules concurs.cpp:56: warning: matches this `i' under old rules