(I7
I123
I148
(dp0
Vline.%l
p1
(Vline.cpp
p2
S'#include<bits/stdc++.h>\r\nusing namespace std;\r\nint main(){\r\n    int i,n,s;\r\n    cin>>n;\r\n    for(int i=1;3<5;i++){\r\n        s=(i*(i+1))/2;\r\n        if(s>=n){\r\n            cout<<i<<endl;\r\n            return 0;\r\n        }\r\n    }\r\nreturn 0;\r\n}\r\n'
p3
tp4
stp5
.