Submission #2702787

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Source Code Expand

#include <cstdio>
#include <vector>
#include <algorithm>

int main() {
    const std::vector<long long int> v { 1, 6, 9, 36, 81, 216, 729, 1296, 6561, 7776, 46656, 59049 };
    long long int n;
    scanf("%lld", &n);
    int count = 0;
    while (n != 0) {
        if (n == 12) {
            count += 2;
            break;
        } else if (n == 13) {
            count += 3;
            break;
        } else if (n == 14) {
            count += 4;
            break;
        }
        auto&& it = std::find_if(v.begin(), v.end(), [&](int x) { return x > n; });
        n -= *(--it);
        count++;
    }
    printf("%d\n", count);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &n);
                      ^

Judge Result