結果
問題 | No.1463 Hungry Kanten |
ユーザー | TSUISHI |
提出日時 | 2024-05-20 16:50:13 |
言語 | C (gcc 12.3.0) |
結果 |
AC
|
実行時間 | 226 ms / 2,000 ms |
コード長 | 8,632 bytes |
コンパイル時間 | 521 ms |
コンパイル使用メモリ | 35,968 KB |
実行使用メモリ | 35,372 KB |
最終ジャッジ日時 | 2024-12-20 17:53:16 |
合計ジャッジ時間 | 2,312 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
6,816 KB |
testcase_01 | AC | 3 ms
7,088 KB |
testcase_02 | AC | 10 ms
6,824 KB |
testcase_03 | AC | 211 ms
35,372 KB |
testcase_04 | AC | 2 ms
6,816 KB |
testcase_05 | AC | 226 ms
35,164 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,820 KB |
testcase_09 | AC | 2 ms
6,828 KB |
testcase_10 | AC | 3 ms
6,816 KB |
testcase_11 | AC | 2 ms
6,816 KB |
testcase_12 | AC | 4 ms
6,824 KB |
testcase_13 | AC | 2 ms
6,816 KB |
testcase_14 | AC | 5 ms
6,820 KB |
testcase_15 | AC | 2 ms
6,816 KB |
testcase_16 | AC | 11 ms
6,820 KB |
testcase_17 | AC | 27 ms
8,892 KB |
testcase_18 | AC | 8 ms
6,820 KB |
testcase_19 | AC | 115 ms
17,788 KB |
testcase_20 | AC | 154 ms
21,104 KB |
testcase_21 | AC | 3 ms
6,988 KB |
ソースコード
#include <stdio.h> #include <stdlib.h> #include <string.h> #include <math.h> extern int getchar_unlocked(void); extern int putchar_unlocked(int); #define DEBUGs #define NOP do{}while(0) #define gc(d) (d)=getchar_unlocked() #define pc(d) putchar_unlocked(d) #define PRINCR pc('\n') #ifdef DEBUG #include <time.h> #define TRACE(...) do{fprintf(stderr,__VA_ARGS__);}while(0) #define TRACECR do{putchar_unlocked('\n');fflush(stdout);}while(0) static clock_t startclock; void DEBUGSTART(void){TRACE("--DEBUG MODE --\n");startclock=clock();} void DEBUGEND(void){startclock=clock()-startclock;TRACE("--finish --\ntime is %.3fms\n",startclock/1000.);} #else #define TRACE(...) NOP #define TRACECR NOP void DEBUGSTART(void){return;} void DEBUGEND(void){return;} #endif #define NOCR(strig) do{char *p;p=strchr(strig,'\n');if(p)*p='\0';}while(0) #define SWAP(type,a,b) do{type _c;_c=a;a=b;b=_c;}while(0) #define MAX(a,b) ((a)>(b)?(a):(b)) #define MIN(a,b) ((a)<(b)?(a):(b)) #define REP(a,b) for(int a=0;a<(int)(b);++a) #define REP1(a,b) for(int a=1;a<=(int)(b);++a) static char *GETWORD(char* str) {char c;char *cp;cp=&str[0];gc(c);while(c!=EOF){if((c==' ')||(c=='\n'))break;*cp++=c;gc(c);}*cp='\0';return &str[0];} #define GETLINE(str) do{char *p;fgets(str,sizeof(str),stdin);p=strchr(str,'\n');if(p)*p='\0';}while(0) #define mygc(c) (c)=getchar() static void read1(int *x){int k,m=0;*x=0;for(;;){mygc(k);if(k=='-'){m=1;break;}if('0'<=k&&k<='9'){*x=k-'0';break;}}for(;;){mygc(k);if(k<'0'||k>'9')break;*x=(*x)*10+k-'0';}if(m)(*x)=-(*x);} static void read2(int *x, int *y){read1(x);read1(y);} #define INPUT(str) do{char *p;fgets(str,sizeof(str),stdin);p=strchr(str,'\n');if(p)*p='\0';}while(0) #define REP(a,b) for(int a=0;a<(int)(b);++a) #define lolong long long static int GETLINEINT(void) {char s[34];GETLINE(s);return atoi(s);} static int GETWORDINT(void) {char s[34];GETWORD(s);return atoi(s);} static int cmpint123(const void *a,const void *b){if(*(int *)a>*(int *)b){return 1;}if(*(int *)a==*(int *)b){return 0;}return -1;} static int cmpint321(const void *a,const void *b){if(*(int *)a<*(int *)b){return 1;}if(*(int *)a==*(int *)b){return 0;}return -1;} #define ull unsigned long long #define ui unsigned int // ********************* #define CAMA (3710886LL) int seisuu[19]; int K; typedef struct cval { ull n1; ull n2; ull n3; ull n4; } CVALDEF; CVALDEF ncash[CAMA]; ull cidx; // ********************* ull inl() // 整数の入力(負数に対応) { ull n = 0ULL; int c; gc(c); do { n = 10 * n + (c & 0xf); gc(c); } while (c >= '0'); return n; } void outl(ull n) { int i; char b[70]; if (!n) pc('0'); else { if (n < 0) pc('-'), n = -n; i = 0; while (n) b[i++] = n % 10 + '0', n /= 10; while (i--) pc(b[i]); } pc('\n'); } ull matoll( char *b) { ull ans = 0; int i; i = 0; while (b[i]) ans *= 10ULL , ans += b[i++] -'0'; return ans; } // ********************* // for MultiInt 多倍長整数 #define MAXDIGIT (250/7) #define ONEWORDMAX (1000000) // *********************** // 外部変数 static int Biga[MAXDIGIT]; static int Bigb[MAXDIGIT]; static int Bigc[MAXDIGIT]; // *********************** extern int cmpintint(const void * n1, const void * n2) { ull a, b; CVALDEF *dp1,*dp2; dp1 = (CVALDEF*)n1; a = dp1->n4; dp2 = (CVALDEF*)n2; b = dp2->n4; if( a == b ) { a = dp1->n3; b = dp2->n3; } if( a == b ) { a = dp1->n2; b = dp2->n2; } if( a == b ) { a = dp1->n1; b = dp2->n1; } #if 1 // 1 is 降順 5 4 3 2 1 if( a > b ) return -1; else if( a < b ) return 1; else return 0; #else // 0 is 昇順 1 2 3 4 5 if( a < b ) return -1; else if( a > b ) return 1; else return 0; #endif } void MultiIntMul(int *ret, int *a, int *b) // 掛算 { int i, j; int la, lb; int *aa; int ca; long x; la = *a; lb = *b; if(la == 0 || lb == 0) { // どちらかがゼロ *ret = 0; return; } for (i = la + lb; i > 0; i--) *(ret + i) = 0; // 解答領域クリア // 筆算(一桁づつ掛け算)をする for (j = 1; j <= lb; j++) { ca = 0; b++; // 注目するbの桁を上へ for (i = 1, aa = a; i <= la; i++) { x = *++aa; // 一桁上へ x = x * *b + *(ret + i + j - 1) + ca; // 掛算分を足す(繰上付) *(ret + i + j - 1) = x % ONEWORDMAX; // 一桁分 ca = x / ONEWORDMAX; // 繰り上げ分 } *(ret + i + j - 1) = ca; } *ret = (ca != 0) ? la + lb : la + lb - 1; } void MultiInt2Str(char *str, int *num) // 数値を文字化 { int i, j; char *ss; int x; if (*num == 0) { // ゼロの場合 *str++ = '0'; *str = '\0'; return; } ss = str - 1; // 加算前提で一つ前が初期値 for (i = *num; i > 0; i--) { // 最大桁数から1まで x = *++num; // 1単位取得 for (j = 1; j < ONEWORDMAX; j *= 10) { // 1から単位割当分の桁まで *++ss = x % 10 + '0'; // j の桁 x /= 10; // 1桁目を切り捨てて1/10 } } while (*ss == '0') ss--; // ゼロサプレス *(ss + 1) = '\0'; // 終端文字追加 // 前後逆転 while (str < ss) { // 交差するまで x = *str; // 退避 *str++ = *ss; // 最後の文字を文字列追加 *ss-- = x; // 退避文字を低い桁側に代入 } } void MultiIntFromUlong(int *num, unsigned long ul) // 値を代入する { int *nn = num; while (ul != 0) { *++nn = ul % ONEWORDMAX; ul /= ONEWORDMAX; } *num = nn - num; // アドレスの差が桁数 } void MultiIntCopy(int *to, int *from) // 値をコピーする { memcpy( (void*)to , (void*)from , sizeof( int )*MAXDIGIT ); } inline ui bits_count( unsigned int v ) { v = (v & 0x55555555) + (v >> 1 & 0x55555555); v = (v & 0x33333333) + (v >> 2 & 0x33333333); v = (v & 0x0f0f0f0f) + (v >> 4 & 0x0f0f0f0f); v = (v & 0x00ff00ff) + (v >> 8 & 0x00ff00ff); v = (v & 0x0000ffff) + (v >> 16 & 0x0000ffff); return v; } #define KUGIRI (17) void cook(ui x, ull *fry, ull *crush , ull *crush2, ull *crush3, ull *crush4 ) { ull f = 0L; ull c = 1L; ull c2 = 0L; ull m; int len; int *ip = &seisuu[0]; char ost[256]; MultiIntFromUlong( Biga , 1UL ); while( x ) { if( x & 1 ) { f += (ull)*ip; MultiIntFromUlong( Bigb , (unsigned long)*ip ); MultiIntMul( Bigc , Biga , Bigb ); MultiIntCopy( Biga , Bigc ); } x >>= 1; ip++; } *fry = f; MultiInt2Str( ost , Biga ); len = strlen(ost); if( len > KUGIRI*3 ) { int i = len -KUGIRI; TRACE("%d,",len); //TRACE("%s>",ost); *crush = matoll( &ost[i] ); ost[i] = '\0'; i = len -KUGIRI*2; *crush2 = matoll( &ost[i] ); ost[i] = '\0'; i = len -KUGIRI*3; *crush3 = matoll( &ost[i] ); ost[i] = '\0'; *crush4 = matoll( ost ); //TRACE("[%llu:%llu:%llu],",*crush3,*crush2,*crush); } else if( len > KUGIRI*2 ) { int i = len -KUGIRI; TRACE("%d,",len); //TRACE("%s>",ost); *crush = matoll( &ost[i] ); ost[i] = '\0'; i = len -KUGIRI*2; *crush2 = matoll( &ost[i] ); ost[i] = '\0'; *crush3 = matoll( ost ); *crush4 = 0; //TRACE("[%llu:%llu:%llu],",*crush3,*crush2,*crush); } else if( len > KUGIRI ) { //TRACE("%s>",ost); int i = len -KUGIRI; *crush = matoll( &ost[i] ); ost[i] = '\0'; *crush2 = matoll( ost ); *crush3 = 0; *crush4 = 0; //TRACE("[%llu:%llu],",*crush2,*crush); } else { *crush = matoll( ost ); *crush2 = 0; *crush3 = 0; *crush4 = 0; //TRACE("%llu,",*crush); } return; } void push( ull x1, ull x2, ull x3, ull x4) { ncash[ cidx ].n1 = x1; ncash[ cidx ].n2 = x2; ncash[ cidx ].n3 = x3; ncash[ cidx ].n4 = x4; cidx++; return; } // *********************** int main( void ) { int N; ui mbc; ui ans = 0; ull f,c,c2,c3,c4; ull mv,mv2,mv3,mv4; CVALDEF *cp; cidx = 0; memset( ncash , 0 , CAMA * sizeof(char) ); N = GETWORDINT(); K = GETWORDINT(); REP(i,N) { seisuu[i] = GETWORDINT(); } mbc = (1 << N) +1; DEBUGSTART(); for(ui i = 1; i < mbc; i++ ) { if( bits_count(i) >= K ) { cook(i, &f, &c ,&c2, &c3, &c4); push(f,0,0,0); push(c,c2,c3,c4); } } qsort( ncash, cidx, sizeof(CVALDEF),cmpintint); TRACE("cidx %llu\n",cidx); cp = &ncash[0]; ans = 1; mv = cp->n1; mv2 = cp->n2; mv3 = cp->n3; mv4 = cp->n4; cp++; for(ull i=1; i < cidx ; i++ ) { if( mv != cp->n1 || mv2 != cp->n2 || mv3 != cp->n3 || mv4 != cp->n4) { ans++; mv = cp->n1; mv2 = cp->n2; mv3 = cp->n3; mv4 = cp->n4; } //TRACE("%u,",*cp); cp++; } DEBUGEND(); outl( ans ); }