000059.cpp: In function 'int main()':
000059.cpp:31:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
000059.cpp:40:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
000059.cpp:43:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
000059.cpp:45:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
