Submission

Status:

[PPPPPPPPPPPPP]

Subtask/Task Score:

{100/100}

Score: 100

User: tull

Language: python

Time: 0.082 second

Submitted On: 2026-07-31 23:35:10

n=int(input())
a=list(map(int,input().split()))
sum=0
for i in range(1,len(a)):
     sum+=max(0,a[i]-a[i-1])
print(sum)