Submission #185070

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Source Code Expand

#include <iostream>
#include <stdio.h>
#include <istream>
#include <cmath>
#include <algorithm>
#include <vector>
#include <queue>
#include <map>
#include <set>
#include <cstdio>
#include <queue>
#include <unordered_set>
#include <unordered_map>
#include <complex>

using namespace std;

typedef long long int ll;
typedef unsigned long long ull;
typedef pair<int,int> pi;
typedef pair<long, long> pl;
typedef pair<double, double> pd;
typedef vector<pi> vpi;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<vi> vii;
typedef vector<long, long> vll;
typedef vector<double> vec;
typedef vector<vec> mat;
typedef map<int, int> mii;
void dumppi(const pi &p) {  cout << p.first  << ' ' << p.second << endl; }
typedef pair<long, long> pl;
void dumppl(const pl &p) { cout << p.first << ' ' << p.second << endl; }
typedef vector<pi> vpi;
void dumpvpi(const vpi &vec) { for (auto v : vec) { cout << '(' << v.first << ',' << v.second << ')' << ' '; } cout << endl; }
typedef vector<bool> vb;
void dumpvb(const vb &vec) { for (auto b : vec) { cout << b << ' '; } cout << endl; }
typedef vector<int> vi;
void dumpvi(const vi &vec) { for (auto i : vec) { cout << i << ' '; } cout << endl; }
typedef vector<pl> vpl;
void dumpvpi(const vpl &vec) { for (auto v : vec) { cout << '(' << v.first << ',' << v.second << ')' << ' '; } cout << endl; }
typedef vector<vi> vii;
void dumpvii(const vii &mat) {for (auto vec : mat) {for (auto v : vec){cout << v << ' ';} cout << endl;}}


// util macro
// ----------------------------------------
#define mp make_pair
#define pb push_back
//-----------------------------------------

// iterator
// ----------------------------------------
#define all(x) (x).begin(), (x).end()
// ----------------------------------------

//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define rep(i,n)  FOR(i,0,n)
//------------------------------------------

const int INF = 1e9;
const double EPS = 1e-10;
const int dx[] = {-1, 0, 1, 0};
const int dy[] = { 0,-1, 0, 1};

const int mod = 100007;
const double g = 9.8;

// POINTS
//-------------------------------------------
typedef complex<double> point;
// X : real();
// Y : imag();
double dot(point a, point b){  // inner product
    return (a * conj(b)).real();
}
double cross(point a, point b){ // outer product
    return (a * conj(b)).imag();
}
double dist(point a, point b) {
    return dot(a-b, a-b);
}
typedef vector<point> vpoint;
//-------------------------------------------

#define  debu 0

int main(int argc, const char * argv[])
{
    int H1, H2;
    scanf("%d %d", &H1, &H2);
    printf("%d\n", H1-H2);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main(int, const char**)’:
./Main.cpp:93:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &H1, &H2);
                             ^

Judge Result