foo.cc: In function 'int main()':
foo.cc:15:35: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
for (int u=1;u<=n;u++) f[1<<u-1][u]=0;
~^~
foo.cc:19:25: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
if ((u&(1<<i-1))!=0)//这个人有过OK
~^~
foo.cc:22:33: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
if ((u&(1<<j-1))==0)//这个人可以传
~^~
foo.cc:24:34: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
f[u|(1<<j-1)][j]=mymin(f[u|(1<<j-1)][j],f[u][i]+a[i][j]);
~^~
foo.cc:24:57: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
f[u|(1<<j-1)][j]=mymin(f[u|(1<<j-1)][j],f[u][i]+a[i][j]);
~^~
foo.cc:11:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&n);
~~~~~^~~~~~~~~
foo.cc:14:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&a[u][i]);
~~~~~^~~~~~~~~~~~~~~
自豪的采用 HydroJudge 进行评测(github.com/hydro-dev/HydroJudge)
{"receive":"2020-07-30T14:00:41.979Z","handle":"2020-07-30T14:00:41.979Z","cache_start":"2020-07-30T14:00:41.986Z","read_cases":"2020-07-30T14:00:42.105Z","judge":"2020-07-30T14:00:42.106Z","done":"2020-07-30T14:00:42.599Z"}