Submission #63279472

Source Code Expand

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#include <iostream>
#include <vector>
#include <unordered_map>
#include <set>
using namespace std;
const int max_l = 0x3f3f3f3f;
int main() {
    int n;
    cin>>n;
    vector<int> a(n);
    for(int i = 0; i < n; i++)cin>>a[i];
    int ans = max_l;
    unordered_map<int, vector<int>> mp;
    int left = 0;
    int right = n;
    for(int i = 0; i < n; i++) {
        mp[a[i]].push_back(i);
    }
 
 
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#include <iostream>
#include <vector>
#include <unordered_map>
#include <set>
using namespace std;
const int max_l = 0x3f3f3f3f;
int main() {
    int n;
    cin>>n;
    vector<int> a(n);
    for(int i = 0; i < n; i++)cin>>a[i];

    int ans = max_l;

    unordered_map<int, vector<int>> mp;
    int left = 0;
    int right = n;
    for(int i = 0; i < n; i++) {
        mp[a[i]].push_back(i);
    }

    for(auto p : mp){
        if(p.second.size() > 1){
            for(int i = 0; i < p.second.size() - 1; i++){
                ans = min(ans, p.second[i + 1] - p.second[i] + 1);
            }
        }
    }


    if(ans == max_l)ans = -1;
    cout<<ans<<endl;
    return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:24:30: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   24 |             for(int i = 0; i < p.second.size() - 1; i++){
      |                            ~~^~~~~~~~~~~~~~~~~~~~~
Main.cpp:16:9: warning: unused variable ‘left’ [-Wunused-variable]
   16 |     int left = 0;
      |         ^~~~
Main.cpp:17:9: warning: unused variable ‘right’ [-Wunused-variable]
   17 |     int right = n;
      |         ^~~~~

Judge Result