oj.uz

Submission #731714

# Submission time Handle Problem Language Result Execution time Memory
731714 2023-04-27T20:46:22 Z rainboy ASM (LMIO18_asm) C
100 / 100
 66 ms 768 KB 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define N	50
#define M	18
#define K	1212
#define A	1000000000000000000LL
#define INF	0x3f3f3f3f

int min(int a, int b) { return a < b ? a : b; }

int ppp[M + 1][K][M], ll[M + 1][K], kk[M + 1], pp[M];

void brute(int m, int s, int p, int l) {
	int h;

	pp[l] = m - s;
	for (h = 0; h <= l; h++)
		ppp[m][kk[m]][h] = pp[l - h];
	ll[m][kk[m]] = l + 1;
	kk[m]++;
	for (p = min(p, m - 1 - s); p > 0; p--)
		pp[l] = p, brute(m, s + p, p, l + 1);
}

void init() {
	int m;

	for (m = 1; m <= M; m++)
		brute(m, 0, m, 0);
}

int main() {
	static long long xx[N], zz0[M], zz1[M], aa[M], bb[M], aa_[M], bb_[M];
	static char yy[N][M + 1];
	static int mm[N], dd[M];
	int n, m0, m1, l, l_, k, g, h0, h1, i, j, j_, cnt, cnt_, good;
	char c;
	long long x, y, z;

	init();
	scanf("%d", &n);
	if (n == 1) {
		scanf("%lld%lld", &x, &y);
		if (x == y) {
			printf("1\n");
			printf("print\n");
		} else if (x < y) {
			printf("2\n");
			printf("add %lld\n", y - x);
			printf("print\n");
		} else if (y == 0) {
			printf("2\n");
			printf("multiply 0\n");
			printf("print\n");
		} else {
			printf("3\n");
			printf("multiply 0\n");
			printf("add %lld\n", y);
			printf("print\n");
		}
		return 0;
	}
	for (i = 0; i < n; i++)
		scanf("%lld%s", &xx[i], yy[i]), mm[i] = strlen(yy[i]);
	m0 = mm[0], m1 = mm[1];
	cnt_ = INF;
	for (h0 = 0; h0 < kk[m0]; h0++)
		for (h1 = 0; h1 < kk[m1]; h1++)
			if (ll[m0][h0] == ll[m1][h1]) {
				l = ll[m0][h0];
				for (g = 0, j = 0; g < l; g++, j = j_) {
					j_ = j + ppp[m0][h0][g];
					c = yy[0][j_];
					yy[0][j_] = 0;
					zz0[g] = atol(yy[0] + j);
					yy[0][j_] = c;
				}
				for (g = 0, j = 0; g < l; g++, j = j_) {
					j_ = j + ppp[m1][h1][g];
					c = yy[1][j_];
					yy[1][j_] = 0;
					zz1[g] = atol(yy[1] + j);
					yy[1][j_] = c;
				}
				good = 1;
				for (g = 0; g < l; g++) {
					if ((zz1[g] - zz0[g]) % (xx[1] - xx[0]) != 0) {
						good = 0;
						break;
					}
					aa[g] = (zz1[g] - zz0[g]) / (xx[1] - xx[0]);
					if (aa[g] < 0 || aa[g] == 0 && g + 1 < l || aa[g] > 0 && xx[0] > zz0[g] / aa[g]) {
						good = 0;
						break;
					}
					bb[g] = zz0[g] - aa[g] * xx[0];
				}
				if (!good)
					continue;
				for (g = 1; g < l; g++)
					if (aa[g] % aa[g - 1] != 0 || aa[g] > 0 && bb[g - 1] > bb[g] / (aa[g] / aa[g - 1])) {
						good = 0;
						break;
					}
				if (!good)
					continue;
				good = 1;
				for (i = 2; i < n; i++) {
					for (g = 0, j = 0; g < l; g++) {
						if (aa[g] > 0 && xx[i] > (A - 1 - bb[g]) / aa[g]) {
							good = 0;
							goto out;
						}
						z = xx[i] * aa[g] + bb[g];
						k = 0;
						if (z == 0)
							dd[k++] = 0;
						else {
							while (z > 0)
								dd[k++] = z % 10, z /= 10;
							while (k--) {
								if (j == mm[i] || yy[i][j] != dd[k] + '0') {
									good = 0;
									goto out;
								}
								j++;
							}
						}
					}
					if (j != mm[i]) {
						good = 0;
						break;
					}
				}
out:
				if (!good)
					continue;
				cnt = l;
				for (g = 0; g < l; g++) {
					if (aa[g] != (g == 0 ? 1 : aa[g - 1]))
						cnt++;
					if (bb[g] != (g == 0 ? 0 : bb[g - 1] * (aa[g] / aa[g - 1])))
						cnt++;
				}
				if (cnt_ > cnt) {
					cnt_ = cnt, l_ = l;
					memcpy(aa_, aa, l * sizeof *aa), memcpy(bb_, bb, l * sizeof *bb);
				}
			}
	if (cnt_ == INF) {
		printf("-1\n");
		return 0;
	}
	printf("%d\n", cnt_);
	for (g = 0; g < l_; g++) {
		if (aa_[g] != (g == 0 ? 1 : aa_[g - 1]))
			printf("multiply %lld\n", aa_[g] / (g == 0 ? 1 : aa_[g - 1]));
		if (bb_[g] != (g == 0 ? 0 : bb_[g - 1] * (aa_[g] / aa_[g - 1])))
			printf("add %lld\n", g == 0 ? bb_[g] : bb_[g] - bb_[g - 1] * (aa_[g] / aa_[g - 1]));
		printf("print\n");
	}
	return 0;
}

Compilation message

asm.c: In function 'main':
asm.c:94:34: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   94 |      if (aa[g] < 0 || aa[g] == 0 && g + 1 < l || aa[g] > 0 && xx[0] > zz0[g] / aa[g]) {
      |                       ~~~~~~~~~~~^~~~~~~~~~~~
asm.c:94:60: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   94 |      if (aa[g] < 0 || aa[g] == 0 && g + 1 < l || aa[g] > 0 && xx[0] > zz0[g] / aa[g]) {
      |                                                  ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
asm.c:103:46: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  103 |      if (aa[g] % aa[g - 1] != 0 || aa[g] > 0 && bb[g - 1] > bb[g] / (aa[g] / aa[g - 1])) {
      |                                    ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
asm.c:43:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
asm.c:45:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |   scanf("%lld%lld", &x, &y);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~
asm.c:66:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   66 |   scanf("%lld%s", &xx[i], yy[i]), mm[i] = strlen(yy[i]);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 724 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 724 KB Output is correct
10 Correct 1 ms 724 KB Output is correct
11 Correct 1 ms 724 KB Output is correct
12 Correct 0 ms 724 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 1 ms 724 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 724 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 724 KB Output is correct
10 Correct 0 ms 724 KB Output is correct
11 Correct 1 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 0 ms 724 KB Output is correct
15 Correct 0 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 724 KB Output is correct
6 Correct 0 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 724 KB Output is correct
10 Correct 0 ms 724 KB Output is correct
11 Correct 0 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 1 ms 724 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 1 ms 724 KB Output is correct
25 Correct 1 ms 724 KB Output is correct
26 Correct 1 ms 724 KB Output is correct
27 Correct 1 ms 724 KB Output is correct
28 Correct 1 ms 724 KB Output is correct
29 Correct 1 ms 724 KB Output is correct
30 Correct 1 ms 724 KB Output is correct
31 Correct 0 ms 724 KB Output is correct
32 Correct 1 ms 724 KB Output is correct
33 Correct 1 ms 724 KB Output is correct
34 Correct 1 ms 724 KB Output is correct
35 Correct 1 ms 724 KB Output is correct
36 Correct 1 ms 724 KB Output is correct
37 Correct 0 ms 724 KB Output is correct
38 Correct 1 ms 724 KB Output is correct
39 Correct 1 ms 748 KB Output is correct
40 Correct 1 ms 724 KB Output is correct
41 Correct 1 ms 724 KB Output is correct
42 Correct 1 ms 724 KB Output is correct
43 Correct 1 ms 724 KB Output is correct
44 Correct 1 ms 724 KB Output is correct
45 Correct 1 ms 724 KB Output is correct
46 Correct 1 ms 724 KB Output is correct
47 Correct 1 ms 724 KB Output is correct
48 Correct 1 ms 724 KB Output is correct
49 Correct 1 ms 724 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 724 KB Output is correct
2 Correct 0 ms 724 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 724 KB Output is correct
5 Correct 1 ms 724 KB Output is correct
6 Correct 1 ms 724 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 0 ms 724 KB Output is correct
9 Correct 1 ms 724 KB Output is correct
10 Correct 1 ms 748 KB Output is correct
11 Correct 1 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 1 ms 724 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 1 ms 724 KB Output is correct
25 Correct 1 ms 724 KB Output is correct
26 Correct 0 ms 724 KB Output is correct
27 Correct 1 ms 724 KB Output is correct
28 Correct 1 ms 724 KB Output is correct
29 Correct 1 ms 724 KB Output is correct
30 Correct 0 ms 724 KB Output is correct
31 Correct 0 ms 724 KB Output is correct
32 Correct 1 ms 724 KB Output is correct
33 Correct 1 ms 724 KB Output is correct
34 Correct 1 ms 724 KB Output is correct
35 Correct 1 ms 724 KB Output is correct
36 Correct 1 ms 724 KB Output is correct
37 Correct 1 ms 724 KB Output is correct
38 Correct 1 ms 724 KB Output is correct
39 Correct 1 ms 724 KB Output is correct
40 Correct 1 ms 724 KB Output is correct
41 Correct 1 ms 724 KB Output is correct
42 Correct 1 ms 724 KB Output is correct
43 Correct 1 ms 724 KB Output is correct
44 Correct 1 ms 724 KB Output is correct
45 Correct 1 ms 724 KB Output is correct
46 Correct 1 ms 724 KB Output is correct
47 Correct 1 ms 724 KB Output is correct
48 Correct 1 ms 724 KB Output is correct
49 Correct 1 ms 724 KB Output is correct
50 Correct 1 ms 724 KB Output is correct
51 Correct 0 ms 724 KB Output is correct
52 Correct 1 ms 724 KB Output is correct
53 Correct 1 ms 724 KB Output is correct
54 Correct 1 ms 724 KB Output is correct
55 Correct 1 ms 724 KB Output is correct
56 Correct 52 ms 740 KB Output is correct
57 Correct 47 ms 724 KB Output is correct
58 Correct 46 ms 724 KB Output is correct
59 Correct 3 ms 724 KB Output is correct
60 Correct 1 ms 764 KB Output is correct
61 Correct 1 ms 724 KB Output is correct
62 Correct 6 ms 760 KB Output is correct
63 Correct 1 ms 724 KB Output is correct
64 Correct 2 ms 760 KB Output is correct
65 Correct 9 ms 724 KB Output is correct
66 Correct 27 ms 724 KB Output is correct
67 Correct 21 ms 724 KB Output is correct
68 Correct 3 ms 760 KB Output is correct
69 Correct 2 ms 724 KB Output is correct
70 Correct 4 ms 724 KB Output is correct
71 Correct 28 ms 744 KB Output is correct
72 Correct 26 ms 768 KB Output is correct
73 Correct 2 ms 724 KB Output is correct
74 Correct 60 ms 740 KB Output is correct
75 Correct 46 ms 724 KB Output is correct
76 Correct 46 ms 740 KB Output is correct
77 Correct 45 ms 744 KB Output is correct
78 Correct 49 ms 740 KB Output is correct
79 Correct 48 ms 724 KB Output is correct
80 Correct 66 ms 744 KB Output is correct
81 Correct 5 ms 724 KB Output is correct
82 Correct 32 ms 724 KB Output is correct
83 Correct 3 ms 724 KB Output is correct
84 Correct 51 ms 748 KB Output is correct
85 Correct 4 ms 760 KB Output is correct
86 Correct 46 ms 724 KB Output is correct