Submission #1087103
Source Code Expand
#include<stdio.h> #include<algorithm> using namespace std; struct point { int b, e; bool operator<(const point &p)const{ return e-b!=p.e-p.b?e-b<p.e-p.b:b<p.b; } }w[5010]; int n; long long Res, D[5010][5010]; int main(){ int i, be, j; scanf("%d",&n); for(i=1;i<=n;i++){ scanf("%d%d",&w[i].b,&w[i].e); w[i].b = -w[i].b; } sort(w+1,w+n+1); Res = 1e18; for(i=0;i<=n;i++)for(j=0;i+j<=n;j++)D[i][j]=1e18; D[0][0] = 0; for(i=0;i<n;i++){ for(j=0;j+i<n;j++){ int x = n-i-j; D[i+1][j] = min(D[i+1][j], D[i][j] + w[x].e + 1ll*(w[x].e-w[x].b)*i); D[i][j+1] = min(D[i][j+1], D[i][j] + -w[x].b + 1ll*(w[x].e-w[x].b)*j); } } if(n%2==0){ for(i=0;i<=n;i++)Res = min(Res, D[i][n-i]); printf("%lld\n",Res); } else{ printf("%lld\n",D[n/2][n/2] + 1ll*(w[1].e-w[1].b)*(n/2)); } }
Submission Info
Submission Time | |
---|---|
Task | F - Intervals |
User | ainta |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 962 Byte |
Status | WA |
Exec Time | 187 ms |
Memory | 116864 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:14:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:16:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&w[i].b,&w[i].e); ^
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1000 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 186 ms | 116864 KB |
001.txt | AC | 42 ms | 25856 KB |
002.txt | AC | 186 ms | 116864 KB |
003.txt | WA | 146 ms | 90880 KB |
004.txt | AC | 186 ms | 116864 KB |
005.txt | AC | 78 ms | 48256 KB |
006.txt | AC | 187 ms | 116864 KB |
007.txt | AC | 99 ms | 60928 KB |
008.txt | AC | 187 ms | 116864 KB |
009.txt | AC | 24 ms | 14592 KB |
010.txt | AC | 187 ms | 116864 KB |
011.txt | AC | 86 ms | 53120 KB |
012.txt | AC | 186 ms | 116864 KB |
013.txt | AC | 21 ms | 12416 KB |
014.txt | AC | 186 ms | 116864 KB |
015.txt | AC | 43 ms | 26112 KB |
016.txt | AC | 187 ms | 116864 KB |
017.txt | AC | 144 ms | 89216 KB |
018.txt | AC | 186 ms | 116864 KB |
019.txt | AC | 95 ms | 58112 KB |
020.txt | AC | 1 ms | 128 KB |
021.txt | AC | 1 ms | 128 KB |
022.txt | AC | 186 ms | 116864 KB |
023.txt | AC | 186 ms | 116864 KB |
024.txt | AC | 187 ms | 116864 KB |
025.txt | AC | 186 ms | 116864 KB |
026.txt | AC | 187 ms | 116864 KB |
027.txt | AC | 186 ms | 116864 KB |
028.txt | AC | 187 ms | 116864 KB |
029.txt | AC | 186 ms | 116864 KB |
030.txt | AC | 187 ms | 116864 KB |
031.txt | AC | 187 ms | 116864 KB |
032.txt | AC | 186 ms | 116864 KB |
033.txt | AC | 186 ms | 116864 KB |
034.txt | AC | 187 ms | 116864 KB |
035.txt | AC | 187 ms | 116864 KB |
036.txt | AC | 186 ms | 116864 KB |
037.txt | AC | 186 ms | 116864 KB |
038.txt | AC | 186 ms | 116864 KB |
039.txt | AC | 187 ms | 116864 KB |
040.txt | AC | 186 ms | 116864 KB |
041.txt | AC | 186 ms | 116864 KB |
042.txt | AC | 186 ms | 116864 KB |
example0.txt | AC | 1 ms | 128 KB |
example1.txt | AC | 2 ms | 256 KB |