#37430 (C90) No.247 線形計画問題もどき

• 問題: No.247 線形計画問題もどき
• ユーザー: ciel
• 提出日時: 2015-07-17 23:43:30
• 言語: C90 (gcc 11.4.0)
• 結果: AC
• 実行時間: 18 ms / 2,000 ms
• コード長: 180 bytes
• コンパイル時間: 77 ms
• コンパイル使用メモリ: 19,840 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-07-07 11:03:20
• 合計ジャッジ時間: 844 ms
• ジャッジサーバーID （参考情報）: judge5 / judge1

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 5,248 KB
testcase_01	AC	1 ms; 5,376 KB
testcase_02	AC	18 ms; 5,376 KB
testcase_03	AC	1 ms; 5,376 KB
testcase_04	AC	0 ms; 5,376 KB
testcase_05	AC	0 ms; 5,376 KB
testcase_06	AC	0 ms; 5,376 KB
testcase_07	AC	1 ms; 5,376 KB
testcase_08	AC	1 ms; 5,376 KB
testcase_09	AC	1 ms; 5,376 KB
testcase_10	AC	0 ms; 5,376 KB
testcase_11	AC	0 ms; 5,376 KB
testcase_12	AC	0 ms; 5,376 KB
testcase_13	AC	0 ms; 5,376 KB
testcase_14	AC	0 ms; 5,376 KB
testcase_15	AC	1 ms; 5,376 KB
testcase_16	AC	0 ms; 5,376 KB
testcase_17	AC	2 ms; 5,376 KB
testcase_18	AC	0 ms; 5,376 KB
testcase_19	AC	3 ms; 5,376 KB
testcase_20	AC	9 ms; 5,376 KB
testcase_21	AC	1 ms; 5,376 KB
testcase_22	AC	1 ms; 5,376 KB
testcase_23	AC	0 ms; 5,376 KB
testcase_24	AC	9 ms; 5,376 KB
testcase_25	AC	6 ms; 5,376 KB
testcase_26	AC	1 ms; 5,376 KB
testcase_27	AC	1 ms; 5,376 KB

コンパイルメッセージ

main.c:1:1: warning: data definition has no type or storage class
    1 | a,b[100001],C,N,i;main(m){
      | ^
main.c:1:1: warning: type defaults to ‘int’ in declaration of ‘a’ [-Wimplicit-int]
main.c:1:3: warning: type defaults to ‘int’ in declaration of ‘b’ [-Wimplicit-int]
    1 | a,b[100001],C,N,i;main(m){
      |   ^
main.c:1:13: warning: type defaults to ‘int’ in declaration of ‘C’ [-Wimplicit-int]
    1 | a,b[100001],C,N,i;main(m){
      |             ^
main.c:1:15: warning: type defaults to ‘int’ in declaration of ‘N’ [-Wimplicit-int]
    1 | a,b[100001],C,N,i;main(m){
      |               ^
main.c:1:17: warning: type defaults to ‘int’ in declaration of ‘i’ [-Wimplicit-int]
    1 | a,b[100001],C,N,i;main(m){
      |                 ^
main.c:1:19: warning: return type defaults to ‘int’ [-Wimplicit-int]
    1 | a,b[100001],C,N,i;main(m){
      |                   ^~~~
main.c: In function ‘main’:
main.c:1:19: warning: type of ‘m’ defaults to ‘int’ [-Wimplicit-int]
main.c:2:9: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
    2 |         scanf("%d%d",&C,&N);
      |         ^~~~~
main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
  +++ |+#include <stdio.h>
    1 | a,b[100001],C,N,i;main(m){
main.c:2:9: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
    2 |         scanf("%d%d",&C,&N);
      |         ^~~~~
main.c:2:9: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:5:12: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]
    5 |         C=!printf("%d\n",b[C]-1);
      |            ^~~~~~
main.c:5:12: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
main.c:5:12: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch]
main.c:5:12: note

ソースコード

a,b[100001],C,N,i;main(m){
	scanf("%d%d",&C,&N);
	*b=1;
	for(i=0;i<N;i++)for(scanf("%d",&a),m=a;m<=C;m++)if(b[m-a]&&(!b[m]||b[m-a]<b[m]))b[m]=b[m-a]+1;
	C=!printf("%d\n",b[C]-1);
}