Accepted
/in/foo.cc: In function 'int main()':
/in/foo.cc:24:7: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
else
^~~~
/in/foo.cc:26:8: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else'
dp[i&1][j][u][0]=(dp[(i&1)^1][j][u][0]+dp[i&1][j][u][1])%M;
^~
