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답안 #157565

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
157565 2019-10-12T12:56:55 Z Doda Elder (COCI19_elder) C++14
20 / 50
 2 ms 376 KB 
#include <iostream>
 
using namespace std;
int x[95];
 
int main () {
char a,b,c;
int n;
cin >> a;
cin >> n;
x[(int) a] = 1;
c = a;
 
for (int i = 0; i<n ; i++){
	cin >> a >> b;
	if (b == c){
		c = a;
		if (x[(int)c]==0){
			x[(int)c]=1;
		}
	}
}
int m = 'A';
int d = 0;
for (int i = m; i<100;i++){
	if (x[(int)i] == 1){
		d++;
	}
}
 
 
cout << c << "\n";
cout << d-1;
return 0;
}

Compilation message

elder.cpp: In function 'int main()':
elder.cpp:26:14: warning: iteration 30 invokes undefined behavior [-Waggressive-loop-optimizations]
  if (x[(int)i] == 1){
      ~~~~~~~~^
elder.cpp:25:18: note: within this loop
 for (int i = m; i<100;i++){
                 ~^~~~

Subtask #1
20.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 2 ms 252 KB Output is partially correct
2 Partially correct 2 ms 376 KB Output is partially correct
3 Partially correct 2 ms 376 KB Output is partially correct
4 Partially correct 2 ms 256 KB Output is partially correct
5 Partially correct 2 ms 376 KB Output is partially correct
6 Partially correct 2 ms 376 KB Output is partially correct
7 Partially correct 2 ms 256 KB Output is partially correct
8 Partially correct 2 ms 376 KB Output is partially correct
9 Partially correct 2 ms 256 KB Output is partially correct
10 Partially correct 2 ms 376 KB Output is partially correct