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30 lines
950 B
C++
30 lines
950 B
C++
#define _CRT_SECURE_NO_WARNINGS
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#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
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#include <bits/stdc++.h>
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using namespace std;
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const int N = 105;
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int d[N][N];
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int main()
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{
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for (int t = 1, c, s, q; scanf("%d%d%d", &c, &s, &q), c | s | q; t++)
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{
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if (t > 1) putchar('\n');
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memset(d, 0x3f, sizeof(d));
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for (int i = 0, c1, c2, x; i < s; i++)
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scanf("%d%d%d", &c1, &c2, &x), d[c1][c2] = d[c2][c1] = x;
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for (int k = 1; k <= c; k++)
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for (int i = 1; i <= c; i++)
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for (int j = 1; j <= c; j++)
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d[i][j] = min(d[i][j], max(d[i][k], d[k][j]));
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printf("Case #%d\n", t);
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for (int i = 0, c1, c2; i < q; i++)
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{
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scanf("%d%d", &c1, &c2);
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if (d[c1][c2] == 0x3f3f3f3f)
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puts("no path");
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else
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printf("%d\n", d[c1][c2]);
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}
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}
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return 0;
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} |