提出 #72033878

---

ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 3e5 + 5;
#define rep(i,j,k,w) for(ll (i) = (j); ((w) > 0) ? ((i) <= (k)) : ((i) >= (k)); (i) += (w))
int n;
int a[N];
int q[N], l = 1, r;
int main(){
	cin >> n;
	rep(i, 1, n, 1)cin >> a[i];
	rep(i, 1, n, 1){
		q[++r] = a[i];
		if(r - l + 1 >= 4 && q[r] == q[r - 1] && q[r - 1] == q[r - 2] && q[r - 2] == q[r - 3]){
			r -= 4;
		}
	}
	cout << r - l + 1;
    return 0;
}  

提出情報

コンパイルエラー

./Main.cpp: In function 'int main()':
./Main.cpp:5:29: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    5 | #define rep(i,j,k,w) for(ll (i) = (j); ((w) > 0) ? ((i) <= (k)) : ((i) >= (k)); (i) += (w))
      |                             ^~~
./Main.cpp:11:9: note: in expansion of macro 'rep'
   11 |         rep(i, 1, n, 1)cin >> a[i];
      |         ^~~
./Main.cpp:5:29: note: remove parentheses
    5 | #define rep(i,j,k,w) for(ll (i) = (j); ((w) > 0) ? ((i) <= (k)) : ((i) >= (k)); (i) += (w))
      |                             ^~~
./Main.cpp:11:9: note: in expansion of macro 'rep'
   11 |         rep(i, 1, n, 1)cin >> a[i];
      |         ^~~
./Main.cpp:5:29: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
    5 | #define rep(i,j,k,w) for(ll (i) = (j); ((w) > 0) ? ((i) <= (k)) : ((i) >= (k)); (i) += (w))
      |                             ^~~
./Main.cpp:12:9: note: in expansion of macro 'rep'
   12 |         rep(i, 1, n, 1){
      |         ^~~
./Main.cpp:5:29: note: remove parentheses
    5 | #define rep(i,j,k,w) for(ll (i) = (j); ((w) > 0) ? ((i) <= (k)) : ((i) >= (k)); (i) += (w))
      |                             ^~~
./Main.cpp:12:9: note: in expansion of macro 'rep'
   12 |         rep(i, 1, n, 1){
      |         ^~~

ジャッジ結果