View Compilation Error

0_0_32137120_32046.cpp: In function 'void floyd()':
0_0_32137120_32046.cpp:14:19: error: 'INF' was not declared in this scope
    if((dis[i][k]!=INF)&&(dis[k][j]!=INF)&&dis[i][j]>dis[i][k]+dis[k][j])
                   ^