Submission #252391

#	Time	Username	Problem	Language	Result	Execution time	Memory
252391		khangal	가로등 (APIO19_street_lamps)	C++14	0 / 100	5065 ms	168908 KiB

street_lamps

#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;
typedef long long ll;
typedef double db;
typedef vector<long long> vl;
typedef pair<long long , long long > pl;
const int N=1e6+1;
#define po pop_back
#define pb push_back
#define mk make_pair
#define lw lower_bound
#define up upper_bound
#define ff first
#define ss second
#define boost ios_base::sync_with_stdio(); cin.tie(0); cout.tie(0);
#define MOD 1000000007
#define MAX 1e18 
#define MIN -1e18
#define rep(i,a,b) for(ll i=a;i<=b;i++)
#define per(i,a,b) for(ll i=b;i>=a;i--)
#define con continue
#define freopen freopen("input.txt", "r", stdin);freopen("output.txt", "w", stdout);
#define PI 3.14159265358979323846264338327950288419716939937510582097494459230781640628
// typedef tree<ll , null_type, less<ll>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
// template< typename T>
// using indexed_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
ll n,m,ans,mid,mn,mx,cnt,T,sum,h1,h2,e[1234567],b[1234567],c[1234567],d[1<<20],k,i,j,l,h,a[1234567],w,x,y,z;
ll c1[123][123];
bool used[1234567],used1[1234567];
pl p[1234567];
string s,s1[1234567];
map<ll,ll> mp;
map<pl,ll> mpl;
vector<pl> vec,vec1,ansvec;
vector<ll> v[1234567],v1[1234567];
vector<ll> vp[1234567];
set<ll> st;
stack <ll> sta;
int main(){
    cin>>n>>m;
    cin>>s;
    rep(i,0,s.size()-1)c1[0][i+1]=s[i]-'0';
    rep(k,1,m){
        string str;
        cin>>str;
        if(str == "query"){
            c[k]=1;
            cin>>x>>y;
            rep(i,1,n)c1[k][i]=c1[k-1][i];
            ans=0;
            rep(i,1,k){
                ll res=0;
                if(c[i]==0)con;
                rep(j,x,y-1){
                    res+=(c1[i][j])==0;
                }   
                if(res==0)ans++;
            }
            cout<<ans<<'\n';
        }
        else{
            cin>>x;
            rep(i,1,n)c1[k][i]=c1[k-1][i];
            c1[k][x]=1-c1[k][x];
        }
    }
}

Compilation message (stderr)

street_lamps.cpp: In function 'int main()':
street_lamps.cpp:22:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define rep(i,a,b) for(ll i=a;i<=b;i++)
street_lamps.cpp:45:9:
     rep(i,0,s.size()-1)c1[0][i+1]=s[i]-'0';
         ~~~~~~~~~~~~~~          
street_lamps.cpp:45:5: note: in expansion of macro 'rep'
     rep(i,0,s.size()-1)c1[0][i+1]=s[i]-'0';
     ^~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20