제출 #733796

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
733796		vjudge1	Lightning Rod (NOI18_lightningrod)	C++17	0 / 100	1763 ms	262144 KiB

Main

#include<bits/stdc++.h>

using namespace std;
using ll = long long;
int main() {
	int t, n, m, ans, i, z;
	
	cin >> n;
	ll x[n + 2], y[n + 2];
	cin >> x[1] >> y[1];
	ans = 1;
	for ( i = 2; i <= n; i ++) {
		scanf("%d %d",&x[i], &y[i]);
		if ( abs(x[i] - x[i - 1]) < abs(y[i]- y[i - 1])) ans ++;
	}
	cout << ans << endl;
}

컴파일 시 표준 에러 (stderr) 메시지

lightningrod.cpp: In function 'int main()':
lightningrod.cpp:13:11: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'll*' {aka 'long long int*'} [-Wformat=]
   13 |   scanf("%d %d",&x[i], &y[i]);
      |          ~^     ~~~~~
      |           |     |
      |           int*  ll* {aka long long int*}
      |          %lld
lightningrod.cpp:13:14: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'll*' {aka 'long long int*'} [-Wformat=]
   13 |   scanf("%d %d",&x[i], &y[i]);
      |             ~^         ~~~~~
      |              |         |
      |              int*      ll* {aka long long int*}
      |             %lld
lightningrod.cpp:6:6: warning: unused variable 't' [-Wunused-variable]
    6 |  int t, n, m, ans, i, z;
      |      ^
lightningrod.cpp:6:12: warning: unused variable 'm' [-Wunused-variable]
    6 |  int t, n, m, ans, i, z;
      |            ^
lightningrod.cpp:6:23: warning: unused variable 'z' [-Wunused-variable]
    6 |  int t, n, m, ans, i, z;
      |                       ^
lightningrod.cpp:13:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |   scanf("%d %d",&x[i], &y[i]);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 4
• Subtask 2: 0 / 7
• Subtask 3: 0 / 12
• Subtask 4: 0 / 21
• Subtask 5: 0 / 26
• Subtask 6: 0 / 10
• Subtask 7: 0 / 20