Submission #71398

#	Time	Username	Problem	Language	Result	Execution time	Memory
71398		Kmcode	Wiring (IOI17_wiring)	C++14	Compilation error	0 ms	0 KiB

wiring

#include<bits/stdc++.h>
//#include "books.h"
using namespace std;

#define MAX 100002
int n;
long long int dp[MAX][60];
long long min_total_length(std::vector<int> r, std::vector<int> b) {
	for(int i=0;i<r.size();i++)
		for(int j=0;j<60;j++){
			dp[i][j]=LLONG_MAX;
		}
	}
	dp[0][20]=abs(r[0]-b[0]);
	for(int i=0;i<r.size();i++){
		for(int j1=0;j1<50;j1++){
			int j=i+j1-20;
			if(j<0||j>=b.size())continue;
			if(dp[i][j1]==LLONG_MAX)continue;
			if(i+1<r.size()){
				int base=i+1-20;
				dp[i+1][j-base]=min(dp[i+1][j-base],dp[i][j1]+abs(r[i+1]-b[j]));
			}
			if(j+1<b.size()){
				int base=i-20;
				dp[i][j+1-base]=min(dp[i][j+1-base],dp[i][j1]+abs(r[i]-b[j+1]));
			}
			if(i+1<r.size()&&j+1<b.size()){
				int base=i+1-20;
				dp[i+1][j+1-base]=min(dp[i+1][j+1-base],dp[i][j1]+abs(r[i+1]-b[j+1]));
			}
		}
	}
	int t=r.size()-1;
	return dp[r.size()-1][(int)b.size()-1-(t)+20];
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:9:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<r.size();i++)
              ~^~~~~~~~~
wiring.cpp:13:2: warning: no return statement in function returning non-void [-Wreturn-type]
  }
  ^
wiring.cpp: At global scope:
wiring.cpp:14:2: error: 'dp' does not name a type
  dp[0][20]=abs(r[0]-b[0]);
  ^~
wiring.cpp:15:2: error: expected unqualified-id before 'for'
  for(int i=0;i<r.size();i++){
  ^~~
wiring.cpp:15:14: error: 'i' does not name a type
  for(int i=0;i<r.size();i++){
              ^
wiring.cpp:15:25: error: 'i' does not name a type
  for(int i=0;i<r.size();i++){
                         ^
wiring.cpp:34:8: error: 'r' was not declared in this scope
  int t=r.size()-1;
        ^
wiring.cpp:35:2: error: expected unqualified-id before 'return'
  return dp[r.size()-1][(int)b.size()-1-(t)+20];
  ^~~~~~
wiring.cpp:36:1: error: expected declaration before '}' token
 }
 ^