Submission #1865613

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define rep(i,n) for(i=0;i<(n);i++)
#define For(i,a,b) for(i=(a);i<(b);i++)
#define all(x) (x).begin(),(x).end()
typedef long long ll;
const double PI=acos(-1.0);

int a[100000],close[1000000];

int main(){
	int i,j,k;
	int n,t;
	cin >> n >> t;
	rep(i,n){
		scanf("%d",&a[i]);
		close[a[i]]=t;
	}
	j=0;
	if(a[0]!=1){
		close[0]=0;
	}
	For(i,1,a[n-1]){
		if(i==a[j]){
			//cout << a[j] << endl;
			j++;
		}
		else close[i]=max(close[i-1]-1,0);
	}
	//rep(i,a[n-1]) cout << close[i] << " ";
	//cout << endl;

	int ans=0;
	rep(i,a[n-1])
		if(close[i]>0) ans++;
	ans+=t;
	cout << ans << endl;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:17:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^

Judge Result