Submission #47270597

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <cmath>
#include <iomanip>
#include <string>
#include <list>
#include <map>
#include <queue>
#include <vector>
#include <stack>
#include <algorithm>

typedef long l;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;

using namespace std;

template<class T> void read(T &x) {
    x = 0; T f = 1; char c = getchar();
    for (; !isdigit(c); c = getchar()) if (c == '-') f = -1;
    for (; isdigit(c); c = getchar()) x = (x << 3) + (x << 1) + c - 48; x *= f;
}

template<class T> void write(T x) {
    if (x > 9) write(x / 10); putchar(x % 10 + 48);
}

template<class T> void print(T x,char ed = '\n') {
    if(x < 0) putchar('-'), x = -x; write(x), putchar(ed);
}

void solve()
{
    ull B;
    cin >> B;
    int ans = 0;
    for(int i = 1; i <= B; i++)
    {
        double m = pow(i,i);
        if(m == B)
        {
            ans ++;
            cout << i;
            break;
        }
    }
    if(ans <= 0)    cout << "-1";
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int T = 1;
    while(T--)
    {
        solve();
    }
    return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘void read(T&)’:
Main.cpp:23:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   23 |     for (; isdigit(c); c = getchar()) x = (x << 3) + (x << 1) + c - 48; x *= f;
      |     ^~~
Main.cpp:23:73: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   23 |     for (; isdigit(c); c = getchar()) x = (x << 3) + (x << 1) + c - 48; x *= f;
      |                                                                         ^
Main.cpp: In function ‘void write(T)’:
Main.cpp:27:5: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   27 |     if (x > 9) write(x / 10); putchar(x % 10 + 48);
      |     ^~
Main.cpp:27:31: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   27 |     if (x > 9) write(x / 10); putchar(x % 10 + 48);
      |                               ^~~~~~~
Main.cpp: In function ‘void print(T, char)’:
Main.cpp:31:5: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
   31 |     if(x < 0) putchar('-'), x = -x; write(x), putchar(ed);
      |     ^~
Main.cpp:31:37: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
   31 |     if(x < 0) putchar('-'), x = -x; write(x), putchar(ed);
      |                                     ^~~~~
Main.cpp: In function ‘void solve()’:
Main.cpp:39:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘ull’ {aka ‘long long unsigned int’} [-Wsign-compare]
   39 |     for(int i = 1; i <= B; i++)
      |                    ~~^~~~

Judge Result