Submission #3680

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
3680	2013-08-31 07:39:13	pl0892029	Cactus? Not cactus? (kriii1_C)	C++98	0 / 1	0 ms	1868 KiB

C

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#include <cstdio>
int groupNumber[100001];
int groupCount[100001];
bool isSameSet(int a,int b) {
 return groupNumber[a] == groupNumber[b];
}
void setUnion(int a,int b) {
 if( groupCount[a] < groupCount[b] ) {
  groupCount[b] += groupCount[a];
  groupCount[a] = 0;
  groupNumber[a] = b;
 }
 else {
  groupCount[a] += groupCount[a];
  groupCount[b] = 0;
  groupNumber[b] = a;
 }
}
int setFind(int n) {
 if( groupCount[n] == 0 ) {
  groupNumber[n] = setFind(groupNumber[n]);
 }
 return groupNumber[n];
}
int main() {
 
 
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• Subtask 1: 0 / 1