Compilare: main.cpp: In function 'int main()': main.cpp:31:26: warning: array subscript has type 'char' [-Wchar-subscripts] n=(1LL*n*b%k+c[ch])%k; ^ main.cpp:9:13: warning: unused variable 'i' [-Wunused-variable] int b,k,i,j; ^ main.cpp:9:15: warning: unused variable 'j' [-Wunused-variable] int b,k,i,j; ^ main.cpp:12:10: warning: array subscript is above array bounds [-Warray-bounds] c['0']=0; ~~~~~^ main.cpp:13:10: warning: array subscript is above array bounds [-Warray-bounds] c['1']=1; ~~~~~^ main.cpp:14:10: warning: array subscript is above array bounds [-Warray-bounds] c['2']=2; ~~~~~^ main.cpp:15:10: warning: array subscript is above array bounds [-Warray-bounds] c['3']=3; ~~~~~^ main.cpp:16:10: warning: array subscript is above array bounds [-Warray-bounds] c['4']=4; ~~~~~^ main.cpp:17:10: warning: array subscript is above array bounds [-Warray-bounds] c['5']=5; ~~~~~^ main.cpp:18:10: warning: array subscript is above array bounds [-Warray-bounds] c['6']=6; ~~~~~^ main.cpp:19:10: warning: array subscript is above array bounds [-Warray-bounds] c['7']=7; ~~~~~^ main.cpp:20:10: warning: array subscript is above array bounds [-Warray-bounds] c['8']=8; ~~~~~^ main.cpp:21:10: warning: array subscript is above array bounds [-Warray-bounds] c['9']=9; ~~~~~^ main.cpp:22:10: warning: array subscript is above array bounds [-Warray-bounds] c['A']=10; ~~~~~^ main.cpp:23:10: warning: array subscript is above array bounds [-Warray-bounds] c['B']=11; ~~~~~^ main.cpp:24:10: warning: array subscript is above array bounds [-Warray-bounds] c['C']=12; ~~~~~^ main.cpp:25:10: warning: array subscript is above array bounds [-Warray-bounds]