Submission #390236

#	Time	Username	Problem	Language	Result	Execution time	Memory
390236		rainboy	Robots (IOI13_robots)	C11	0 / 100	153 ms	15248 KiB

robots

#include "robots.h"

int putaway(int n, int m, int t, int xx[], int yy[], int ww[], int ss[]) {
	if (t == 2 && n + m == 2) {
		static int can[2][2];
		int h, i;

		for (h = 0; h < 2; h++)
			for (i = 0; i < n + m; i++)
				if ((i < n ? ww[h] < xx[i] : ss[i] < yy[i - n]))
					can[h][i] = 1;
		if (!can[0][0] && !can[0][1] || !can[1][0] && !can[1][1])
			return -1;
		if (can[0][0] && can[1][1] || can[0][1] && can[1][0])
			return 1;
		return 2;
	} else
		return 42;
}

Compilation message (stderr)

robots.c: In function 'putaway':
robots.c:12:18: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   12 |   if (!can[0][0] && !can[0][1] || !can[1][0] && !can[1][1])
      |       ~~~~~~~~~~~^~~~~~~~~~~~~
robots.c:14:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   14 |   if (can[0][0] && can[1][1] || can[0][1] && can[1][0])
      |       ~~~~~~~~~~^~~~~~~~~~~~

• Subtask 1: 0 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 25
• Subtask 4: 0 / 37
• Subtask 5: 0 / 10