chibrituri.cpp: In function 'int main()': chibrituri.cpp:9: warning: 'xm' may be used uninitialized in this function chibrituri.cpp:9: warning: 'xm1' may be used uninitialized in this function chibrituri.cpp:9: warning: 'xxm' may be used uninitialized in this function chibrituri.cpp:9: warning: 'xxm1' may be used uninitialized in this function chibrituri.cpp:9: warning: 'ym' may be used uninitialized in this function chibrituri.cpp:9: warning: 'ym1' may be used uninitialized in this function chibrituri.cpp:9: warning: 'yym' may be used uninitialized in this function chibrituri.cpp:9: warning: 'yym1' may be used uninitialized in this function