Submission #1004489

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Source Code Expand

#include "bits/stdc++.h"
using namespace std;
#define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i))
#define rer(i,l,u) for(int (i)=(int)(l);(i)<=(int)(u);++(i))
#define reu(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i))
static const int INF = 0x3f3f3f3f; static const long long INFL = 0x3f3f3f3f3f3f3f3fLL;
typedef vector<int> vi; typedef pair<int, int> pii; typedef vector<pair<int, int> > vpii; typedef long long ll;
template<typename T, typename U> static void amin(T &x, U y) { if(y < x) x = y; }
template<typename T, typename U> static void amax(T &x, U y) { if(x < y) x = y; }

int main() {
	int N;
	while(~scanf("%d", &N)) {
		vector<int> A(N - 1);
		for(int i = 0; i < N - 1; ++ i)
			scanf("%d", &A[i]);
		int sumA = accumulate(A.begin() + 2, A.end(), 0);
		int S = sumA + *max_element(A.begin() + 2, A.end());
		deque<int> deq;
		rep(k, S)
			deq.push_back(k);
		reu(i, 2, N - 1) {
			rep(j, A[i])
				deq.push_front(deq[1 + j * 2]);
			while((int)deq.size() >= S)
				deq.pop_back();
		}
		int M;
		scanf("%d", &M);
		rep(i, M) {
			int X;
			scanf("%d", &X);
			int ans = (X >= S ? X - sumA : deq[X]) + (A[0] - A[1]);
			printf("%d\n", ans);
		}
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &A[i]);
                      ^
./Main.cpp:29:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &M);
                  ^
./Main.cpp:32:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &X);
                   ^

Judge Result