結果
問題 | No.468 役に立つ競技プログラミング実践編 |
ユーザー | tails |
提出日時 | 2016-12-18 02:10:10 |
言語 | C90 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 102 ms / 2,000 ms |
コード長 | 476 bytes |
コンパイル時間 | 1,052 ms |
コンパイル使用メモリ | 23,972 KB |
実行使用メモリ | 18,552 KB |
最終ジャッジ日時 | 2023-08-25 03:07:36 |
合計ジャッジ時間 | 5,271 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge11 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 3 ms
12,136 KB |
testcase_01 | AC | 3 ms
12,208 KB |
testcase_02 | AC | 3 ms
12,128 KB |
testcase_03 | AC | 3 ms
12,124 KB |
testcase_04 | AC | 3 ms
12,124 KB |
testcase_05 | AC | 3 ms
12,144 KB |
testcase_06 | AC | 3 ms
12,016 KB |
testcase_07 | AC | 3 ms
12,092 KB |
testcase_08 | AC | 3 ms
12,124 KB |
testcase_09 | AC | 3 ms
12,136 KB |
testcase_10 | AC | 3 ms
12,224 KB |
testcase_11 | AC | 3 ms
12,224 KB |
testcase_12 | AC | 3 ms
12,080 KB |
testcase_13 | AC | 3 ms
12,028 KB |
testcase_14 | AC | 4 ms
12,168 KB |
testcase_15 | AC | 4 ms
12,148 KB |
testcase_16 | AC | 4 ms
12,172 KB |
testcase_17 | AC | 4 ms
12,036 KB |
testcase_18 | AC | 3 ms
12,244 KB |
testcase_19 | AC | 4 ms
12,148 KB |
testcase_20 | AC | 3 ms
12,152 KB |
testcase_21 | AC | 3 ms
12,088 KB |
testcase_22 | AC | 3 ms
12,240 KB |
testcase_23 | AC | 3 ms
12,108 KB |
testcase_24 | AC | 99 ms
16,952 KB |
testcase_25 | AC | 101 ms
16,952 KB |
testcase_26 | AC | 101 ms
16,988 KB |
testcase_27 | AC | 100 ms
17,000 KB |
testcase_28 | AC | 101 ms
16,948 KB |
testcase_29 | AC | 98 ms
17,008 KB |
testcase_30 | AC | 101 ms
16,956 KB |
testcase_31 | AC | 99 ms
16,988 KB |
testcase_32 | AC | 101 ms
17,096 KB |
testcase_33 | AC | 102 ms
16,992 KB |
testcase_34 | AC | 34 ms
18,552 KB |
testcase_35 | AC | 3 ms
12,264 KB |
testcase_36 | AC | 3 ms
12,024 KB |
コンパイルメッセージ
main.c:1:9: warning: type defaults to ‘int’ in declaration of ‘A’ [-Wimplicit-int] typedef A[500010]; ^ main.c:4:1: warning: data definition has no type or storage class n,y; ^ main.c:4:1: warning: type defaults to ‘int’ in declaration of ‘n’ [-Wimplicit-int] main.c:4:3: warning: type defaults to ‘int’ in declaration of ‘y’ [-Wimplicit-int] n,y; ^ main.c:6:1: warning: return type defaults to ‘int’ [-Wimplicit-int] f(a,i){ ^ main.c: In function ‘f’: main.c:6:1: warning: type of ‘a’ defaults to ‘int’ [-Wimplicit-int] main.c:6:1: warning: type of ‘i’ defaults to ‘int’ [-Wimplicit-int] main.c: At top level: main.c:17:1: warning: return type defaults to ‘int’ [-Wimplicit-int] g(b,i){ ^ main.c: In function ‘g’: main.c:17:1: warning: type of ‘b’ defaults to ‘int’ [-Wimplicit-int] main.c:17:1: warning: type of ‘i’ defaults to ‘int’ [-Wimplicit-int] main.c: At top level: main.c:28:1: warning: return type defaults to ‘int’ [-Wimplicit-int] main(i){ ^~~~ main.c: In function ‘main’: main.c:28:1: warning: type of ‘i’ defaults to ‘int’ [-Wimplicit-int] main.c:29:2: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration] scanf("%d%*d",&n); ^~~~~ main.c:29:2: warning: incompatible implicit declaration of built-in function ‘scanf’ main.c:29:2: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’ main.c:1:1: +#include <stdio.h> typedef A[500010]; main.c:29:2: scanf("%d%*d",&n); ^~~~~ main.c:37:5: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration] n=!printf("%d %d/%d",t[n-1],n-y,n); ^~~~~~ main.c:37:5: warning: incompatible implicit declaration of built-in function ‘printf’ main.c:37:5: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
ソースコード
typedef A[500010]; A a,b,c,la,lb,li; A sa,sb,d={1},t; n,y; f(a,i){ if(t[a]<i){ t[a]=i; } if(!--d[a]){ for(i=sa[a];i;i=la[i]){ f(b[i],t[a]+c[i]); } } } g(b,i){ if(!d[b]++){ ++y; for(i=sb[b];i;i=lb[i]){ if(t[a[i]]==t[b]-c[i]){ g(a[i]); } } } } main(i){ scanf("%d%*d",&n); for(;~scanf("%d%d%d",a+i,b+i,c+i);++i){ la[i]=sa[a[i]];sa[a[i]]=i; lb[i]=sb[b[i]];sb[b[i]]=i; ++d[b[i]]; } f(0,0); g(n-1); n=!printf("%d %d/%d",t[n-1],n-y,n); }