iepuri.cpp: In function `void readinput()': iepuri.cpp:16: warning: comparison between signed and unsigned integer expressions iepuri.cpp:22: warning: name lookup of `i' changed iepuri.cpp:7: warning: matches this `i' under ISO standard rules iepuri.cpp:16: warning: matches this `i' under old rules iepuri.cpp: In function `void go(unsigned int)': iepuri.cpp:30: warning: comparison between signed and unsigned integer expressions iepuri.cpp:36: warning: comparison between signed and unsigned integer expressions iepuri.cpp: In function `void writeoutput()': iepuri.cpp:52: warning: comparison between signed and unsigned integer expressions