Submission #73233

#	Time	Username	Problem	Language	Result	Execution time	Memory
73233		nvmdava	Wiring (IOI17_wiring)	C++17	Compilation error	0 ms	0 KiB

wiring

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

int a[200001];

long long min_total_length(std::vector<int> r, std::vector<int> b) {
	
	if(r.back() < b.back()){
		swap(r, b);
	}
	
	a[0] = 0;
	a[b.size()] = r.size();
	long long ans = 0;
	for(int i = 1; i < b.size(); i++){
		a[i] = upper_bound(r.begin(), r.end(), (b[i] + b[i - 1]) / 2) - r.begin();
	}
	for(int i = 0; i < b.size(); i++){
		for(int j = a[i]; j < a[i + 1]; j++){
			ans += (long long) abs(r[j] - b[i]);
		}
	}
	return ans;
}


int main() {
	int n, m;
	assert(2 == scanf("%d %d", &n, &m));

	vector<int> r(n), b(m);
	for(int i = 0; i < n; i++)
		assert(1 == scanf("%d", &r[i]));
	for(int i = 0; i < m; i++)
		assert(1 == scanf("%d", &b[i]));

	long long res = min_total_length(r, b);
	printf("%lld\n", res);

	return 0;
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:16:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < b.size(); i++){
                 ~~^~~~~~~~~~
wiring.cpp:19:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < b.size(); i++){
                 ~~^~~~~~~~~~
/tmp/cc3Rue1X.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccqLCVvZ.o:wiring.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status