Submission #512813

#	Time	Username	Problem	Language	Result	Execution time	Memory
512813		algorithm16	Languages (IOI10_languages)	C++14	Compilation error	0 ms	0 KiB

lang

#include<iostream>
#include<vector>
#include<unordered_set>
#include<algorithm>
#include "grader.h"
#include "lang.h"
using namespace std;
typedef long long int llint;
unordered_set <llint> s[65],s1;
llint e[105],cnt1[70005];
vector <llint> v;
void excerpt(int *E) {
	//s1.clear();
	for(int i=0;i<100;i++) {
		e[i]=E[i];
		cnt1[e[i]]+=1;
		//s1.insert(e[i]);
		v.push_back(e[i]);
		if(i>=50) {
			//s1.insert(e[i-1]*1e5+e[i]);
			v.push_back(e[i-1]*1e5+e[i]);
		}
		//if(i && i%4) s1.insert(e[i-1]*1e5+e[i]);
		//if(i>1 && i%4==0) s1.insert(e[i-2]*1e10+e[i-1]*1e5+e[i]);
	}
	for(int i=1;i<100;i+=e[i]%2+1) {
		//s1.insert(e[i-1]*1e5+e[i]);
		v.push_back(e[i-1]*1e5+e[i]);
	}
	for(int i=2;i<100;i+=e[i]%2+1) {
		//s1.insert(e[i-2]*1e10+e[i-1]*1e5+e[i]);
		v.push_back(e[i-2]*1e10+e[i-1]*1e5+e[i]);
	}
	llint mx=0,idx=0;
	for(int i=0;i<56;i++) {
		llint cnt=0;
		for(int j=0;j<v.size();j++) {
			if(v[j]<65536) cnt+=(s[i].find(v[j])!=s[i].end())*cnt1[v[j]]*20;
			else cnt+=(s[i].find(v[j])!=s[i].end())*100;
		}
		if(cnt>mx) {
			mx=cnt;
			idx=i;
		}
	}
	int l=language(idx);
	for(int i=0;i<v.size();i++) {
		s[l].insert(*it);
	}
	for(int i=0;i<100;i++) {
		cnt1[e[i]]-=1;
	}
}

Compilation message (stderr)

lang.cpp: In function 'void excerpt(int*)':
lang.cpp:37:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |   for(int j=0;j<v.size();j++) {
      |               ~^~~~~~~~~
lang.cpp:47:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |  for(int i=0;i<v.size();i++) {
      |              ~^~~~~~~~~
lang.cpp:48:16: error: 'it' was not declared in this scope; did you mean 'i'?
   48 |   s[l].insert(*it);
      |                ^~
      |                i