(I7
I137
I148
(dp0
Vline.%l
p1
(Vline.cpp
p2
S'#include<bits/stdc++.h>\nusing namespace std;\r\nlong long n;\r\nlong long a[1000000];\r\nvoid read()\r\n{\r\n    long long p=1;\r\n    a[1]=1;\r\n    cin>>n;\r\n    while (n>a[p])\r\n    {\r\n        a[p+1]=a[p]+p;\r\n        p++;\r\n    }\r\n    cout<<p-1<<endl;\r\n\r\n}\nint main()\n{\nread();\n    return 0;\n}\r\n'
p3
tp4
stp5
.