competitive-programming/solved-lightOj/1389.cpp at master · the-redback/competitive-programming · GitHub

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/**
 *                                   ____
 *       ____ ___  ____ ________  __/ __/
 *      / __ `__ \/ __ `/ ___/ / / / /_
 *     / / / / / / /_/ / /  / /_/ / __/
 *    /_/ /_/ /_/\__,_/_/   \__,_/_/
 *
 *    @link : https://the-redback.com
 */

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long llu;

#define ft        first
#define sd        second
#define mp        make_pair
#define pb(x)     push_back(x)
#define all(x)    x.begin(), x.end()
#define allr(x)   x.rbegin(), x.rend()
#define mem(a, b) memset(a, b, sizeof(a))
#define inf       1e9
#define eps       1e-9
#define mod       1000000007
#define NN        30100

#define read(a) scanf("%lld", &a)

char a[111];

int main() {
    ll t = 1, tc;
    read(tc);
    ll i, j, k, l, m, n;
    while (tc--) {
        read(n);

        ll ans = 0;
        scanf("%s", &a);

        for (i = 0, j = 0, k = 0; i < n; i++) {
            if (a[i] == '.') k++, j++;
            if (a[i] == '#' && k != 0) j++;
            if (j % 3 == 0 && k != 0) {
                ans++;
                k = 0;
            }
        }
        if (k != 0) ans++;
        printf("Case %lld: %lld\n", t++, ans);
    }
    return 0;
}