scor2.cpp: In function 'int main()': scor2.cpp:26: warning: comparison between signed and unsigned integer expressions scor2.cpp:45: warning: name lookup of 'i' changed scor2.cpp:19: warning: matches this 'i' under ISO standard rules scor2.cpp:26: warning: matches this 'i' under old rules scor2.cpp:45: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x scor2.cpp:45: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x scor2.cpp:54: warning: comparison between signed and unsigned integer expressions scor2.cpp:94: warning: comparison between signed and unsigned integer expressions