oj.uz

Submission #338127

# Submission time Handle Problem Language Result Execution time Memory
338127 2020-12-22T14:44:00 Z beksultan04 Skyline (IZhO11_skyline) C++14
100 / 100
 222 ms 193900 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 scan1(a) scanf("%lld",&a);
#define scan2(a,b) scanf("%lld %lld",&a, &b);
#define scan3(a,b,c) scanf("%lld %lld %lld",&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("");
const int N = 1e6+11,INF=1e9+7;

int q[N],n,dp[304][201][201],vis[305][201][201];
int rec(int j,int x,int y){
    if (j > n)ret 0;
    if (vis[j][x][y])ret dp[j][x][y];
    vis[j][x][y]=1;
    if (x == 0){
        dp[j][x][y] = rec(j+1,y,q[j+2]);
    }
    else {
        dp[j][x][y] = rec(j,x-1,y)+3;
        if (y > 0){
            dp[j][x][y] = min(dp[j][x][y],rec(j,x-1,y-1)+5);
        }
        if (x <= y && x <= q[j+2]){
            dp[j][x][y] = min(dp[j][x][y],rec(j+1,y-x,q[j+2]-x)+7*x);
        }
    }
    ret dp[j][x][y];


}

main(){
    int i,j;
    scan1(n)
    for (i=1;i<=n;++i)
        scan1(q[i])
    cout <<rec(1,q[1],q[2]);

}

Compilation message

skyline.cpp:43:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   43 | main(){
      |      ^
skyline.cpp: In function 'int main()':
skyline.cpp:44:11: warning: unused variable 'j' [-Wunused-variable]
   44 |     int i,j;
      |           ^
skyline.cpp:11:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 | #define scan1(a) scanf("%lld",&a);
      |                  ~~~~~^~~~~~~~~~~
skyline.cpp:45:5: note: in expansion of macro 'scan1'
   45 |     scan1(n)
      |     ^~~~~
skyline.cpp:11:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 | #define scan1(a) scanf("%lld",&a);
      |                  ~~~~~^~~~~~~~~~~
skyline.cpp:47:9: note: in expansion of macro 'scan1'
   47 |         scan1(q[i])
      |         ^~~~~

Subtask #1
100.0 / 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 1 ms 364 KB Output is correct
4 Correct 2 ms 3072 KB Output is correct
5 Correct 1 ms 620 KB Output is correct
6 Correct 1 ms 1024 KB Output is correct
7 Correct 1 ms 1280 KB Output is correct
8 Correct 2 ms 1772 KB Output is correct
9 Correct 4 ms 3948 KB Output is correct
10 Correct 7 ms 8448 KB Output is correct
11 Correct 39 ms 45164 KB Output is correct
12 Correct 10 ms 11136 KB Output is correct
13 Correct 43 ms 50680 KB Output is correct
14 Correct 63 ms 70892 KB Output is correct
15 Correct 167 ms 152684 KB Output is correct
16 Correct 156 ms 141548 KB Output is correct
17 Correct 221 ms 193900 KB Output is correct
18 Correct 215 ms 190316 KB Output is correct
19 Correct 204 ms 179564 KB Output is correct
20 Correct 222 ms 193900 KB Output is correct