Compilare: user.cpp: In function ‘int main()’: user.cpp:51:57: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:51:68: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:51:76: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:51:101: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:51:116: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:51:124: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].x+v[i]<=k && dp[c[j].x+v[i]][c[j].y]<dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:53:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[c[j].x+v[i]][c[j].y]=dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y]; ^ user.cpp:53:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[c[j].x+v[i]][c[j].y]=dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y]; ^ user.cpp:53:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[c[j].x+v[i]][c[j].y]=dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y]; ^ user.cpp:53:83: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[c[j].x+v[i]][c[j].y]=dp[c[j].x][c[j].y]+mat[c[j].x+v[i]][c[j].y]; ^ user.cpp:54:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] ant[c[j].x+v[i]][c[j].y].x=c[j].x; ^ user.cpp:55:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] ant[c[j].x+v[i]][c[j].y].y=c[j].y; ^ user.cpp:62:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].y+v[i]<=k && dp[c[j].x][c[j].y+v[i]]<dp[c[j].x][c[j].y]+mat[c[j].x][c[j].y+v[i]] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:62:68: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].y+v[i]<=k && dp[c[j].x][c[j].y+v[i]]<dp[c[j].x][c[j].y]+mat[c[j].x][c[j].y+v[i]] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:62:76: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].y+v[i]<=k && dp[c[j].x][c[j].y+v[i]]<dp[c[j].x][c[j].y]+mat[c[j].x][c[j].y+v[i]] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:62:88: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (c[j].y+v[i]<=k && dp[c[j].x][c[j].y+v[i]]<dp[c[j].x][c[j].y]+mat[c[j].x][c[j].y+v[i]] && mat[c[j].x][c[j].y]!=-1) ^ user.cpp:62:116: warning: array subscript has type ‘char’ [-Wchar-subscripts]