0_0_38729614_23842.cpp: In function 'void solve()':
0_0_38729614_23842.cpp:15:53: error: 'i' was not declared in this scope
15 | a[i][j]=0,dis[i][j]=inf;cnt[i][j]=0;
| ^
0_0_38729614_23842.cpp:15:56: error: 'j' was not declared in this scope
15 | a[i][j]=0,dis[i][j]=inf;cnt[i][j]=0;
| ^
|