Submission #3621076

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
typedef long long unsigned int ll;


// definition {{{ 1

// scaning {{{ 2
#define Scd(x) scanf("%d", &x)
#define Scd2(x,y) scanf("%d%d", &x, &y)
#define Scd3(x,y,z) scanf("%d%d%d", &x, &y, &z)

#define Scll(x) scanf("%llu", &x)
#define Scll2(x,y) scanf("%llu%llu", &x, &y)
#define Scll3(x,y,z) scanf("%llu%llu%llu", &x, &y, &z)

#define Scc(c) scanf("%c", &c);
#define Scs(s) scanf("%s", s);
#define Scstr(s) scanf("%s", &s);
// }}} 2

// constants {{{ 2
#define EPS (1e-7)
#define INF (1e9)
#define PI (acos(-1))
// }}} 2

// systems {{{ 2
#define Rep(x,y) for(int x = 0; x < y; x++)
#define Repe(x,y,z) for(int x = z; x < y; x++)
// }}} 2

// output {{{ 2
#define YesNo(a) (a)?printf("Yes\n"):printf("No\n");
// }}} 2

// }}} 1

ll mod = INF+7;

// PowMod( base, index, modulo) return base ** index % modulo {{{
// PowMod = base ** index % mod ( natural numbers )
long long unsigned int PowMod( long long unsigned int base, long long unsigned int index, long long unsigned int modulo = mod ){
    if( index == 0 ) return 1;
    // O( log(index) )
    if( index % 2 ){
        return base * PowMod(base, index - 1, modulo) % modulo;
    }else{
        long long unsigned int Phalf = index / 2;
        long long unsigned int half = PowMod(base, Phalf, modulo);
        return half * half % modulo;
    }
}

// }}}



int main() {

    int n;

    Scd(n);

    int ans = 34;
    int b = 0;

    int t = n;

    int hit[21] = {};

    int leng = pow(2,17);
    for( int i = 18 ; i > 1; i-- ){
        if( (leng - 1) < n ){
            n -= (leng - 1);
            hit[i] = n;
            ans++;
        }
        leng >>= 1;
    }

    int len = 1;
    printf ("%d %d\n", 19, ans);
    Rep(i,17){
        printf ("%d %d %d\n", i+1, i+2, len);
        printf ("%d %d %d\n", i+1, i+2, 0);
        len *= 2;
    }

    Rep(i,20){
        if( hit[i] )
        printf ("%d %d %d\n", i, 19, hit[i]);
    }



    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:63:11: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     Scd(n);
           ^

Judge Result