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  1. /* paiza POH! Vol.1
  2.  * result:
  3.  * http://p...content-available-to-author-only...a.jp/poh/ec-campaign/result/7712b5305e22862e2d41039cd4448c23
  4.  * author: Leonardone @ NEETSDKASU
  5.  */
  6. #include <stdio.h>
  7. #include <stdlib.h>
  8. #define PMAX (1000000)
  9. #define PC(c) putchar(c)
  10. #define PD(d) printf("%d\n", d)
  11. #define PS(s) printf("%s\n", s)
  12. #define SUMCHECK(tmp, sum, i, u, m) \
  13. 	sum = i + u; \
  14. 	if (sum > tmp) { \
  15. 		tmp = sum; \
  16. 		if (tmp == m) break; \
  17. 	}
  18.  
  19. char inputs[5000000] = {0};
  20. int list[PMAX + 1] = {0};
  21. char str[10] = {'\n'};
  22. char *inp = inputs;
  23.  
  24. inline int gc(void) {
  25.     register int c, n = 0;
  26.     do {
  27.         c = (int)*inp;
  28.         ++inp;
  29.     } while ((c < '0') || (c > '9'));
  30.     do {
  31.         n = n * 10 + (c - '0');
  32.         c = (int)*inp;
  33.         ++inp;
  34.     } while ((c >= '0') && (c <= '9'));
  35.     return n;
  36. }
  37.  
  38. inline void pi(register int n) {
  39. 	register int t, i = 1;
  40. 	do {
  41. 		t = n / 10;
  42. 		str[i] = n - t * 10 + '0';
  43. 		++i; n = t;
  44. 	} while (n > 0);
  45. 	do {
  46. 		PC(str[--i]);
  47. 	} while (i);
  48. }
  49.  
  50. int main(void) {
  51.     register int j, i, u, sum, tmp;
  52.     int n, d, m, p, lm;
  53.  
  54.     fread(inputs, sizeof(char), 5000000, stdin);
  55.  
  56.     n = gc();
  57.     d = gc();
  58.  
  59.     j = n + 1;
  60.     while (--j) {
  61.         ++list[gc()];
  62.     }
  63.  
  64.     ++list[PMAX];
  65.     ++list[9];
  66.     ++list[0];
  67.     j = d + 1;
  68.     while (--j) {
  69.         i = (m = gc()) - 1;
  70.         u = 10;
  71.         tmp = 0;
  72.         while(!list[i]) --i;
  73.         if (i > 9) {
  74.         	lm = m >> 1;
  75.         	do {
  76.         		if ((u = m - i) > i) break;
  77.         		if (u > 9) {
  78. 	        		if (i == u) {
  79. 	        			if (list[i] > 1) {
  80. 	        				SUMCHECK(tmp, sum, i, u, m);
  81. 	        			} else {
  82. 	        				--u;
  83. 		        			while (!list[u]) --u;
  84. 		        			if (u > 9) {
  85. 		        				SUMCHECK(tmp, sum, i, u, m);
  86. 		        			}
  87. 	        			}
  88. 	        		} else {
  89. 	        			while (!list[u]) --u;
  90. 	        			if (u > 9) {
  91. 	        				SUMCHECK(tmp, sum, i, u, m);
  92. 	        			}
  93. 	        		}
  94.         		}
  95.         		--i;
  96.         		while (!list[i]) --i;
  97.         	} while (i >= lm);
  98.         }
  99.         pi(tmp);
  100.     }
  101.  
  102.     return 0;
  103. }
  104.  
  105.  
Success #stdin #stdout 0s 11040KB
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https://ideone.com/eXy15C
language:
C (gcc 8.3)
created:
10 years ago
visibility:
secret

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