Compilare: main.cpp: In function 'void topological()': main.cpp:36:38: warning: narrowing conversion of 'i' from 'int' to 'char' [-Wnarrowing] 36 | e[i+dx[k]][j+dy[k]].push_back({i,j}); | ^ main.cpp:36:40: warning: narrowing conversion of 'j' from 'int' to 'char' [-Wnarrowing] 36 | e[i+dx[k]][j+dy[k]].push_back({i,j}); | ^ main.cpp:37:27: warning: narrowing conversion of '(i + ((int)dx[k]))' from 'int' to 'char' [-Wnarrowing] 37 | f[i][j].push_back({i+dx[k],j+dy[k]}); | ~^~~~~~ main.cpp:37:35: warning: narrowing conversion of '(j + ((int)dy[k]))' from 'int' to 'char' [-Wnarrowing] 37 | f[i][j].push_back({i+dx[k],j+dy[k]}); | ~^~~~~~ main.cpp:44:30: warning: narrowing conversion of 'i' from 'int' to 'char' [-Wnarrowing] 44 | if(!deg[i][j]) q[++len]={i,j}; | ^ main.cpp:44:32: warning: narrowing conversion of 'j' from 'int' to 'char' [-Wnarrowing] 44 | if(!deg[i][j]) q[++len]={i,j}; | ^ main.cpp:54:13: warning: array subscript has type 'char' [-Wchar-subscripts] 54 | deg[a.x][a.y]--; | ~~^ main.cpp:54:18: warning: array subscript has type 'char' [-Wchar-subscripts] 54 | deg[a.x][a.y]--; | ~~^ main.cpp:55:17: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | if(!deg[a.x][a.y]) q[++len]=a; | ~~^ main.cpp:55:22: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | if(!deg[a.x][a.y]) q[++len]=a; | ~~^ main.cpp: In function 'void dp()': main.cpp:68:33: warning: array subscript has type 'char' [-Wchar-subscripts] 68 | d[x][y]=max(d[x][y],1+d[a.x][a.y]); | ~~^ main.cpp:68:38: warning: array subscript has type 'char' [-Wchar-subscripts] 68 | d[x][y]=max(d[x][y],1+d[a.x][a.y]); | ~~^ main.cpp:78:18: warning: narrowing conversion of 'r' from 'int' to 'char' [-Wnarrowing] 78 | sol.push_back({r,c}); | ^ main.cpp:78:20: warning: narrowing conversion of 'c' from 'int' to 'char' [-Wnarrowing] 78 | sol.push_back({r,c}); | ^ main.cpp:84:14: warning: array subscript has type 'char' [-Wchar-subscripts] 84 | if(d[a.x][a.y]==mx) | ~~^ main.cpp:84:19: warning: array subscript has type 'char' [-Wchar-subscripts] 84 | if(d[a.x][a.y]==mx) | ~~^