(I7
I137
I148
(dp0
Vline.%l
p1
(Vline.cpp
p2
S'#include<bits/stdc++.h>\nusing namespace std;\r\n\nint main()\n{\nlong long int x;\r\ncin>>x;\r\nlong long int i=0,sum=0;\r\nwhile (x>sum)\r\n{\r\n    i++;\r\n    sum+=i;\r\n}\r\ncout<<i<<endl;\n    return 0;\n}\r\n'
p3
tp4
stp5
.