Compilare: user.cpp: In function ‘int main()’: user.cpp:21:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] memcpy(dp[u], dp[u^1], sizeof(dp[u])); ^ user.cpp:21:43: warning: array subscript has type ‘char’ [-Wchar-subscripts] memcpy(dp[u], dp[u^1], sizeof(dp[u])); ^ user.cpp:23:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] ++dp[u][x]; ^ user.cpp:26:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[u][j+x]+=dp[u^1][j]; ^ user.cpp:27:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(dp[u][j+x]>=MOD) dp[u][j+x]-=MOD; ^ user.cpp:27:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(dp[u][j+x]>=MOD) dp[u][j+x]-=MOD; ^ user.cpp:31:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[u][j+x-m]+=dp[u^1][j]; ^ user.cpp:32:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(dp[u][j+x-m]>=MOD) dp[u][j+x-m]-=MOD; ^ user.cpp:32:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(dp[u][j+x-m]>=MOD) dp[u][j+x-m]-=MOD; ^