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Submission #576061

# Submission time Handle Problem Language Result Execution time Memory
576061 2022-06-12T08:03:18 Z AGE Parametriziran (COCI19_parametriziran) C++14
22 / 110
 40 ms 3668 KB 
#include<bits/stdc++.h>
#define F first
#define S second
#define int long long
#define pb push_back

using namespace std;
const int N=1e6,M=2e3,mod=1e9+7;

string s[50002];
int cnt[3][27],cnttt[M];
main()
{

    int n,m;
    cin>>n>>m;

    for(int i=0;i<n;i++)
        cin>>s[i];

    int ans=n*(n-1);

    for(int i=0;i<n;i++){
        if(s[i][0]!='?')
            cnt[0][s[i][0]-'a']++;

        if(s[i][1]!='?')
            cnt[1][s[i][1]-'a']++;
    }
    int sum0=0;
    for(int i=0;i<26;i++)
        sum0+=cnt[0][i];

    for(int i=0;i<n;i++)
        if(s[i][0]!='?')
            ans-=(sum0-cnt[0][s[i][0]-'a']);

    int sum1=0;

    for(int i=0;i<26;i++)
        sum1+=cnt[1][i];

    for(int i=0;i<n;i++)
        if(s[i][1]!='?')
            ans-=(sum1-cnt[1][s[i][1]-'a']);


    int cntt=0;

    for(int i=0;i<n;i++){

        if(s[i][0]=='?'||s[i][1]=='?')
            continue;

        cntt++;
        cnttt[(s[i][0]-'a')+((s[i][1]-'a')*31)]++;

    }

    for(int i=0;i<n;i++){

        if(s[i][0]=='?'||s[i][1]=='?')
            continue;

        for(char x='a';x<='z';x++){

            int xx=x-'a';

            for(char y='a';y<='z';y++){

                xx+=(y-'a')*31;

                if(x!=s[i][0]&&y!=s[i][1]){
                    ans+=cnttt[xx];
                }

                xx-=(y-'a')*31;

            }
        }
    }

    cout<<ans/2<<endl;
    return 0;
}

Compilation message

parametriziran.cpp:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main()
      | ^~~~

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Runtime error 9 ms 3668 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 1876 KB Output is correct
2 Correct 11 ms 1876 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 1992 KB Output is correct
2 Correct 31 ms 2016 KB Output is correct

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 1976 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 25 ms 2004 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 36 ms 2004 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 2084 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 35 ms 2132 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 25 ms 2092 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 40 ms 2192 KB Output isn't correct
2 Halted 0 ms 0 KB -