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Submission #182406

# Submission time Handle Problem Language Result Execution time Memory
182406 2020-01-09T17:56:05 Z awlintqaa Rima (COCI17_rima) C++14
14 / 140
 4 ms 632 KB 
#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#include <bits/stdc++.h>
using namespace std;
#define sqr 500
#define mid (l+r)/2
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define lb lower_bound
#define ub upper_bound
#define ins insert
#define era erase
#define C continue
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define mset multiset
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
const ll mod=1000000007;//998244353;
const ll inf=1e18*4;
const ld pai=acos(-1);
int n;
string s[20];
int dp[20];
bool cmp(string a,string b){
        return a.size()<b.size();
}
int check(string a,string b){
        if(a.size()-b.size()>1)return 0;
        reverse(a.begin(),a.end());
        reverse(b.begin(),b.end());
        for(int i=0;i<b.size()-((int)a.size()==(int)b.size());i++){
                if(a[i]!=b[i])return 0;
        }
        return 1;
}
int main(){
        cin>>n;
        for(int i=0;i<n;i++)cin>>s[i];
        sort(s,s+n,cmp);
        int MX=1;
        dp[0]=1;
        for(int i=1;i<n;i++){
                for(int j=i-1;j>=0;j--){
                        if(check(s[i],s[j])){
                                dp[i]=max(dp[i],dp[j]+1);
                        }
                }
                MX=max(MX,dp[i]);
        }
        cout<<MX<<endl;
}

Compilation message

rima.cpp: In function 'int check(std::__cxx11::string, std::__cxx11::string)':
rima.cpp:38:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i=0;i<b.size()-((int)a.size()==(int)b.size());i++){
                     ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 140.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 376 KB Output isn't correct
2 Correct 2 ms 376 KB Output is correct
3 Incorrect 2 ms 376 KB Output isn't correct
4 Runtime error 2 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Runtime error 4 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Runtime error 3 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Runtime error 2 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 3 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 3 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 3 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)