foo.cc: In function 'int main()':
foo.cc:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &n, &m, &k);
~~~~~^~~~~~~~~~~~~~~~~~~~~~
foo.cc:30:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(int i = 1; i <= m; i++) scanf("%d%d%d", &edge[i].x, &edge[i].y, &edge[i].z);
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
正在同步测试数据,请稍后
自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。