#include <bits/stdc++.h>
#define f first
#define s second
#define ent '\n'
#define int long long
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("Ofast,unroll-loops,fast-math,O3")
using namespace std;
typedef long long ll;
const int mx=1e6+12;
const int mod=1e9+7;
int dx[]={1,-1,0,0,1,-1,1,-1};
int dy[]={0,0,1,-1,1,-1,-1,1};
int a[mx];
int n,m,k;
void Press_Fn_with_F11(){
cin>>n;
set<int> s;
for(int i=1;i<=n;i++){
int x,y;
cin>>x>>y;
a[i]=x-y;
if(a[i]>0)s.insert(i);
}
int ans=0;
for(int i=1;i<=n;i++){
ans+=abs(a[i]);
a[i+1]+=a[i];
}
cout<<ans<<ent;
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int Alikhan_abi_crush=1;
// cin>>Alikhan_abi_crush;
while(Alikhan_abi_crush--){
Press_Fn_with_F11();
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
9 ms |
4188 KB |
Output is correct |
5 |
Correct |
18 ms |
5336 KB |
Output is correct |
6 |
Correct |
40 ms |
6992 KB |
Output is correct |
7 |
Correct |
113 ms |
19864 KB |
Output is correct |
8 |
Correct |
95 ms |
19032 KB |
Output is correct |
9 |
Correct |
100 ms |
18736 KB |
Output is correct |
10 |
Correct |
83 ms |
17488 KB |
Output is correct |
11 |
Correct |
83 ms |
17596 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
9 ms |
4188 KB |
Output is correct |
5 |
Correct |
18 ms |
5336 KB |
Output is correct |
6 |
Correct |
40 ms |
6992 KB |
Output is correct |
7 |
Correct |
113 ms |
19864 KB |
Output is correct |
8 |
Correct |
95 ms |
19032 KB |
Output is correct |
9 |
Correct |
100 ms |
18736 KB |
Output is correct |
10 |
Correct |
83 ms |
17488 KB |
Output is correct |
11 |
Correct |
83 ms |
17596 KB |
Output is correct |
12 |
Incorrect |
23 ms |
5972 KB |
Output isn't correct |
13 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |