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26 lines
417 B
26 lines
417 B
#include <bits/stdc++.h>
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using namespace std;
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const int N = 2000;
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/*
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4
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-1 3 5 3
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3
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*/
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int a[N];
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int k, n, x;
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int main() {
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cin >> n;
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for (int i = 1; i <= n; i++) cin >> a[i];
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cin >> x;
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for (int i = 1; i <= n; i++) {
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if (a[i] == x) {
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k = i;
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printf("%d", k);
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break;
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}
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}
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if (k == 0)
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printf("-1");
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return 0;
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} |