dezbateri.cpp: In function `void readData()': dezbateri.cpp:100: warning: comparison between signed and unsigned integer expressions dezbateri.cpp:69: warning: unused variable `int l' dezbateri.cpp:72: warning: `int x' might be used uninitialized in this function /tmp/ccLsQfQA.o(.text+0x201): In function `readData()': : the `gets' function is dangerous and should not be used.