Submission #161150

#	Time	Username	Problem	Language	Result	Execution time	Memory
161150		nabilervatra	Game (IOI14_game)	C++14	Compilation error	0 ms	0 KiB

game

#include "game.h"
#include <bits/stdc++.h>
using namespace std;
int par[1505],o1,akar,n;
bool udah[1505][1505],first;
int root(int a){
	if(par[a]==a)return a;
	retrun par[a] = root(par[a]);
}
int merge(int a, int  b){
	par[root(b)] = root(a);
}
void initialize(int k) {
	n =k ;
	for(int i =0;i<n;i++){
		par[i]=i;
	}
	first =1;
}

int hasEdge(int u, int v) {
	if(first){
		first = 0;
		merge(u,v);
		akar = u;
		udah[u][v] =1;
		udah[v][u] = 1;
		return 1;
	}
	if(root(akar)==root(u)){
		for(int i =0;i<n;i++){
			if(i!=v){
				if(!udah[i][v]&&root(i)==root(akar)){
					o1++;
				}
			}
		}
		udah[u][v]=1;
		udah[v][u]=1;
		if(o1==1){
			merge(u,v);
			return 1;
		}
		return 0;
	}
	o1=0;
	if(root(akar)==root(v)){
		for(int i =0;i<n;i++){
			if(i!=u){
				if(!udah[i][u]&&root(i)==root(akar)){
					o1++;
				}
			}
		}
		udah[u][v]=1;
		udah[v][u]=1;
		if(o1==1){
			merge(u,v);
			return 1;
		}
		return 0;
	}
	udah[u][v]=1;
	udah[v][u]=1;

    return 0;
}

Compilation message (stderr)

game.cpp: In function 'int root(int)':
game.cpp:8:2: error: 'retrun' was not declared in this scope
  retrun par[a] = root(par[a]);
  ^~~~~~
game.cpp:8:2: note: suggested alternative: 'setbuf'
  retrun par[a] = root(par[a]);
  ^~~~~~
  setbuf
game.cpp: In function 'int merge(int, int)':
game.cpp:12:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
game.cpp: In function 'int root(int)':
game.cpp:9:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^