Submission #1029531

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1029531	2024-07-21 03:16:03	sleepntsheep	Teleporters (IOI08_teleporters)	C11	0 / 100	1090 ms	31708 KiB

teleporters

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#include <stdio.h>
#define N 1000000
#define A 2000002
int n, m, a[N], b[N], count[A], next[A], o, succ[A], sussy[A], cyclen, cyc[A], ii, END = A - 1, len = -1, cur = 0;
int main() {
    scanf("%d%d", &n, &m);
    for (int i = 0; i < n; ++i)
        scanf("%d%d", a+i, b+i),
        ++count[a[i]], ++count[b[i]];
    for (int i = 0; i < sizeof succ / sizeof *succ; ++i)
        succ[i] = -1;
    int last = 0;
    for (int i = 1; i < END; ++i) {
        if (count[i]) {
            if (!succ[0])
                succ[0] = i;
            next[last] = i;
            next[last = i] = END;
        }
        count[i] = 0;
    }
    for (int i = 0; i < n; ++i)
        succ[a[i]] = next[b[i]], succ[b[i]] = next[a[i]];
    while (cur != END)
 
 
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Compilation message (stderr)

teleporters.c: In function 'main':
teleporters.c:9:5: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |     scanf("%d%d", &n, &m);
      |     ^~~~~~~~~~~~~~~~~~~~~
teleporters.c:11:9: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |         scanf("%d%d", a+i, b+i),
      |         ^~~~~~~~~~~~~~~~~~~~~~~

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