Submission #31661
ソースコード
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 | import java.io.BufferedInputStream; import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.Iterator; import java.util.PrimitiveIterator; import java.util.function.Supplier; import java.util.stream.Collectors; import java.util.stream.IntStream; class Main{ FastScanner s= new FastScanner(System.in); void solve() throws IOException{ int n=s.nextInt(); int []d= new int [n+1]; for ( int i:rep(1,n)) d[i]=s.nextInt(); Arrays.parallelPrefix(d,Integer::sum); System.out.println(Arrays.stream(d).parallel().mapToObj(String::valueOf).sequential().collect(Collectors.joining( " " ))); for ( int i:rep(s.nextInt())) System.out.println(-d[s.nextInt()-1]+d[s.nextInt()]); } public static void main(String[]$) throws IOException{ new Main().solve(); } /* int gInt(){ return Integer.parseInt(s.next()); } long gLong(){ return Long.parseLong(s.next()); } double gDouble(){ return Double.parseDouble(s.next()); } SupplyingIterator<Integer> ints(int n){ return new SupplyingIterator<>(n,this::gInt); } SupplyingIterator<Long> longs(int n){ return new SupplyingIterator<>(n,this::gLong); } SupplyingIterator<Double> doubles(int n){ return new SupplyingIterator<>(n,this::gDouble); } SupplyingIterator<String> strs(int n){ return new SupplyingIterator<>(n,s::next); } */ Range rep( int i){ return Range.rep(i); } Range rep( int f, int t, int d){ return Range.rep(f,t,d); } Range rep( int f, int t){ return rep(f,t,1); } Range rrep( int f, int t){ return rep(t,f,-1); } IntStream REP( int v){ return IntStream.range(0,v); } IntStream REP( int l, int r){ return IntStream.rangeClosed(l,r); } /* IntStream INTS(int n){ return IntStream.generate(this::gInt).limit(n); } Stream<String> STRS(int n){ return Stream.generate(s::next).limit(n); } */ } class FastScanner{ private final BufferedInputStream in; private static final int bufSize =1<<16; private final byte buf[] = new byte[bufSize]; private int i =bufSize; private int k =bufSize; private final StringBuilder str = new StringBuilder(); FastScanner(InputStream in){ this .in= new BufferedInputStream(in,bufSize); } int nextInt() throws IOException{ return ( int )nextLong(); } long nextLong() throws IOException{ int c; long x=0; boolean sign= true ; while ((c=nextChar())<=32) ; if (c== '-' ){ sign= false ; c=nextChar(); } if (c== '+' ){ c=nextChar(); } while (c>= '0' ){ x=x*10+(c- '0' ); c=nextChar(); } return sign?x:-x; } private int nextChar() throws IOException{ if (i==k){ k=in.read(buf,0,bufSize); i=0; } return i>=k?-1:buf[i++]; } String next() throws IOException{ int c; str.setLength(0); while ((c=nextChar())<=32&&c!=-1) ; if (c==-1){ return null; } while (c>32){ str.append(( char )c); c=nextChar(); } return str.toString(); } String nextLine() throws IOException{ int c; str.setLength(0); while ((c=nextChar())<=32&&c!=-1) ; if (c==-1){ return null; } while (c!= '\n' ){ str.append(( char )c); c=nextChar(); } return str.toString(); } } class SupplyingIterator<T> implements Iterable<T>,Iterator<T>{ int t; Supplier<T> supplier; SupplyingIterator( int t,Supplier<T> supplier){ this .t=t; this .supplier=supplier; } @Override public Iterator<T> iterator(){ return this ; } @Override public boolean hasNext(){ return t>0; } @Override public T next(){ --t; return supplier.get(); } } class Range implements Iterable<Integer>,PrimitiveIterator.OfInt{ int to,cur,d; Range( int from, int to, int d){ this .cur=from-d; this .to=to; this .d=d; } Range( int n){ this (0,n-1,1); } @Override public Iterator<Integer> iterator(){ return this ; } @Override public boolean hasNext(){ return cur+d==to||(cur!=to&&(cur<to==cur+d<to)); } @Override public int nextInt(){ return cur+=d; } static Range rep( int i){ return new Range(i); } static Range rep( int f, int t, int d){ return new Range(f,t,d); } static Range rep( int f, int t){ return rep(f,t,1); } static Range rrep( int f, int t){ return rep(f,t,-1); } } |
ステータス
項目 | データ |
---|---|
問題 | 0733 - プログラミング入門:累積和 |
ユーザー名 | fal_rnd |
投稿日時 | 2018-02-28 23:46:58 |
言語 | Java |
状態 | Accepted |
得点 | 5 |
ソースコード長 | 4378 Byte |
最大実行時間 | 3055 ms |
最大メモリ使用量 | 198844 KB |
セット
セット | 得点 | Cases | |
---|---|---|---|
1 | ALL | 5 / 5 | * |
テストケース
ファイル名 | 状態 | 実行時間 | メモリ使用量 | # |
---|---|---|---|---|
Input01 | AC | 292 ms | 105420 KB |
1
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Input02 | AC | 294 ms | 113936 KB |
1
|
Input03 | AC | 565 ms | 140156 KB |
1
|
Input04 | AC | 3028 ms | 178444 KB |
1
|
Input05 | AC | 3055 ms | 198844 KB |
1
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