oj.uz

Submission #341119

# Submission time Handle Problem Language Result Execution time Memory
341119 2020-12-29T03:12:02 Z beksultan04 UFO (IZhO14_ufo) C++14
30 / 100
 2000 ms 17644 KB 
#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
#define eps 1e-12
const int N = 1e6+12,INF=1e9+7;
 
 
main(){
    int n,m,i,j,r,t,p,mx=0;
    vector <vector <int> > q,dp;
    scan3(n,m,r)
    scan2(t,p)
    q.resize(n+1);
    dp.resize(n+1);
    for (i=1;i<=n;++i){
        q[i].resize(m+1);
        for (j=1;j<=m;++j){
            scan1(q[i][j])
        }
    }
    for (i=0;i<=n;++i){
        dp[i].resize(m+1);
        for (j=0;j<=m;++j){
            dp[i][j]=0;
        }
    }
    while (t--){
        char ch;
        int x,y;
        cin>>ch>>x>>y;
        if (ch == 'N'){
            int kanca = r;
            i=1;
            while (kanca > 0 && i <= n){
                if (q[i][x] >= y){
                    q[i][x]--;
                    kanca--;
                }
                i++;
            }
        }
        if (ch == 'E'){
 
            int kanca = r;
            i=m;
            while (kanca > 0 && i >0 ){
                if (q[x][i] >= y){
                    q[x][i]--;
                    kanca--;
                }
                i--;
            }
        }
        if (ch == 'S'){
 
            int kanca = r;
            i=n;
            while (kanca > 0 && i > 0){
                if (q[i][x] >= y){
                    q[i][x]--;
                    kanca--;
                }
                i--;
            }
        }
        if (ch == 'W'){
 
            int kanca = r;
            i=1;
            while (kanca > 0 && i <=m ){
                if (q[x][i] >= y){
                    q[x][i]--;
                    kanca--;
                }
                i++;
            }
        }
    }
    for (i=1;i<=n;++i){
        for (j=1;j<=m;++j){
            dp[i][j] = dp[i-1][j]+dp[i][j-1]-dp[i-1][j-1]+q[i][j];
        }
    }
    for (i=1;i<=n;++i){
        for (j=1;j<=m;++j){
            int ans=0,x=i,y=j;
            ans+=dp[x][y];
            ans+=dp[max(x-p,0)][max(y-p,0)];
            ans-=dp[max(x-p,0)][y];
            ans-=dp[x][max(y-p,0)];
            mx = max(ans,mx);
 
        }
    }
    cout <<mx;
}

Compilation message

ufo.cpp:26:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   26 | main(){
      |      ^
ufo.cpp: In function 'int main()':
ufo.cpp:16:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   16 | #define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
      |                      ~~~~~^~~~~~~~~~~~~~~~~~~~~
ufo.cpp:29:5: note: in expansion of macro 'scan3'
   29 |     scan3(n,m,r)
      |     ^~~~~
ufo.cpp:15:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   15 | #define scan2(a,b) scanf("%d %d",&a, &b);
      |                    ~~~~~^~~~~~~~~~~~~~~~
ufo.cpp:30:5: note: in expansion of macro 'scan2'
   30 |     scan2(t,p)
      |     ^~~~~
ufo.cpp:14:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   14 | #define scan1(a) scanf("%d",&a);
      |                  ~~~~~^~~~~~~~~
ufo.cpp:36:13: note: in expansion of macro 'scan1'
   36 |             scan1(q[i][j])
      |             ^~~~~

Subtask #1
30.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 8 ms 364 KB Output is correct
5 Correct 36 ms 748 KB Output is correct
6 Correct 100 ms 4260 KB Output is correct
7 Execution timed out 2084 ms 8556 KB Time limit exceeded
8 Execution timed out 2037 ms 8556 KB Time limit exceeded
9 Execution timed out 2078 ms 8300 KB Time limit exceeded
10 Execution timed out 2043 ms 8684 KB Time limit exceeded
11 Execution timed out 2053 ms 8300 KB Time limit exceeded
12 Execution timed out 2089 ms 8684 KB Time limit exceeded
13 Execution timed out 2086 ms 17644 KB Time limit exceeded
14 Execution timed out 2077 ms 8300 KB Time limit exceeded
15 Execution timed out 2086 ms 8684 KB Time limit exceeded
16 Execution timed out 2085 ms 8300 KB Time limit exceeded
17 Execution timed out 2076 ms 17644 KB Time limit exceeded
18 Execution timed out 2080 ms 17284 KB Time limit exceeded
19 Execution timed out 2083 ms 8940 KB Time limit exceeded
20 Execution timed out 2076 ms 12012 KB Time limit exceeded