Contest Duration: ~ (local time) (130 minutes) Back to Home

Submission #1974104

Source Code Expand

Copy
```#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>
#include<map>
#include<set>
#include<string>
#include<stack>
#include<cstdio>
#include<cmath>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int,int> P;
typedef pair<int,P> P1;

#define fr first
#define sc second
#define mp make_pair
#define pb push_back
#define rep(i,x) for(int i=0;i<x;i++)
#define rep1(i,x) for(int i=1;i<=x;i++)
#define rrep(i,x) for(int i=x-1;i>=0;i--)
#define rrep1(i,x) for(int i=x;i>0;i--)
#define sor(v) sort(v.begin(),v.end())
#define rev(s) reverse(s.begin(),s.end())
#define lb(vec,a) lower_bound(vec.begin(),vec.end(),a)
#define ub(vec,a) upper_bound(vec.begin(),vec.end(),a)
#define uniq(vec) vec.erase(unique(vec.begin(),vec.end()),vec.end())
#define mp1(a,b,c) P1(a,P(b,c))

const int INF=1000000000;
const int dir_4[4][2]={{1,0},{0,1},{-1,0},{0,-1}};
const int dir_8[8][2]={{1,0},{1,1},{0,1},{-1,1},{-1,0},{-1,-1},{0,-1},{1,-1}};

int main(){
ll k;
ll a[100010];
cin >> k;
rep(i,k){
scanf("%lld",&a[i]);
}

if(a[k-1] != 2){
puts("-1");
return 0;
}
ll ret_min = 2, ret_max = 3;
rrep(i,k-1){
ret_min += a[i]-1;
ret_min -= ret_min%a[i];
ret_max -= ret_max%a[i];
ret_max += a[i]-1;
if(ret_min > ret_max){
puts("-1");
return 0;
}
}

cout << ret_min << " " << ret_max << endl;
}

```

#### Submission Info

Submission Time 2018-01-14 21:11:18+0900 B - Ice Rink Game yokozuna57 C++14 (GCC 5.4.1) 500 1414 Byte AC 15 ms 1024 KB

#### Compile Error

```./Main.cpp: In function ‘int main()’:
./Main.cpp:42:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld",&a[i]);
^
```

#### Test Cases

Set Name Score / Max Score Test Cases
Sample 0 / 0 sample_01.txt, sample_02.txt, sample_03.txt
Case Name Status Exec Time Memory
sample_01.txt 1 ms 256 KB
sample_02.txt 1 ms 256 KB
sample_03.txt 1 ms 256 KB