Compilare: main.cpp: In function 'void ReadInput()': main.cpp:28:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < s.length()) ~~^~~~~~~~~~~~ main.cpp:37:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < s.length()) ~~^~~~~~~~~~~~ main.cpp:19:30: warning: 'maxi' may be used uninitialized in this function [-Wmaybe-uninitialized] int k = 1, i, numL,numC, maxi; ^~~~