Task: | Elevator Trouble |
Sender: | Häviö Life |
Submission time: | 2015-09-02 17:07:27 +0300 |
Language: | C++ |
Status: | READY |
Result: | ACCEPTED |
test | verdict | time | |
---|---|---|---|
#1 | ACCEPTED | 0.05 s | details |
#2 | ACCEPTED | 0.05 s | details |
#3 | ACCEPTED | 0.06 s | details |
#4 | ACCEPTED | 0.05 s | details |
#5 | ACCEPTED | 0.05 s | details |
#6 | ACCEPTED | 0.06 s | details |
#7 | ACCEPTED | 0.05 s | details |
#8 | ACCEPTED | 0.05 s | details |
#9 | ACCEPTED | 0.05 s | details |
#10 | ACCEPTED | 0.07 s | details |
#11 | ACCEPTED | 0.05 s | details |
#12 | ACCEPTED | 0.05 s | details |
Code
#include <iostream> #include <vector> #include <stack> #include <queue> #include <algorithm> #include <cmath> #include <iomanip> #include <unordered_set> #include <stdio.h> #include <string.h> #include <unordered_map> #include <fstream> #include <set> #include <map> #define MOD 1000000007 #define ll long long #define N 1000000 #define float double using namespace std; int dp[1000000]; int main(){ for(int i=0; i<1000000; i++) dp[i]=-1; int f,s,g,u,d; cin>>f>>s>>g>>u>>d; s--; g--; dp[s]=0; queue<int> j; j.push(s); while(j.size()){ int a=j.front(); j.pop(); if(a+u<f&&dp[a+u]==-1){ dp[a+u]=dp[a]+1; j.push(a+u); } if(a-d>=0&&dp[a-d]==-1){ dp[a-d]=dp[a]+1; j.push(a-d); } } if(dp[g]==-1) cout<<"use the stairs\n"; else cout<<dp[g]<<endl; return 0; }
Test details
Test 1
Verdict: ACCEPTED
input |
---|
10 1 10 2 1 |
correct output |
---|
6 |
user output |
---|
6 |
Test 2
Verdict: ACCEPTED
input |
---|
100 2 1 1 0 |
correct output |
---|
use the stairs |
user output |
---|
use the stairs |
Test 3
Verdict: ACCEPTED
input |
---|
1000000 1 1000000 1 1 |
correct output |
---|
999999 |
user output |
---|
999999 |
Test 4
Verdict: ACCEPTED
input |
---|
1000000 1 1000000 0 1 |
correct output |
---|
use the stairs |
user output |
---|
use the stairs |
Test 5
Verdict: ACCEPTED
input |
---|
1000000 1 1000000 0 0 |
correct output |
---|
use the stairs |
user output |
---|
use the stairs |
Test 6
Verdict: ACCEPTED
input |
---|
1000000 1 1000000 1 0 |
correct output |
---|
999999 |
user output |
---|
999999 |
Test 7
Verdict: ACCEPTED
input |
---|
1000000 1000000 1 0 1 |
correct output |
---|
999999 |
user output |
---|
999999 |
Test 8
Verdict: ACCEPTED
input |
---|
1000000 2 99999 2 1 |
correct output |
---|
50000 |
user output |
---|
50000 |
Test 9
Verdict: ACCEPTED
input |
---|
10 5 4 6 2 |
correct output |
---|
use the stairs |
user output |
---|
use the stairs |
Test 10
Verdict: ACCEPTED
input |
---|
1000000 1000000 1000000 100000... |
correct output |
---|
0 |
user output |
---|
0 |
Test 11
Verdict: ACCEPTED
input |
---|
456789 2 456789 2 1 |
correct output |
---|
228395 |
user output |
---|
228395 |
Test 12
Verdict: ACCEPTED
input |
---|
100 50 51 4 6 |
correct output |
---|
use the stairs |
user output |
---|
use the stairs |