c_cpp 616b.cpp

Posted 2021-05-14

#include <bits/stdc++.h>
using namespace std;

#define PI acos(-1)
#define INF 1<<30
#define EPS 1e-9
#define MOD 1000000007

#define ll long long int
#define lu long unsigned int

#define pb push_back
#define mp make_pair
#define ALL(x) x.begin(),x.end()
#define max_3(x,y,z) max(x,max(y,z))
#define CLR(x) memset(x,0,sizeof(x))
#define min_3(x,y,z) min(x,min(y,z))
#define cases(x) int x;scanf("%d",&x);while(x--)

#define fgi(x) int x;cin>>x
#define fgii(x,y) int x,y;cin>>x>>y
#define gi(x) cin>>x
#define gii(x,y) cin>>x>>y
#define fgll(x,y) long long int x,y;cin>>x>>y
#define gll(x,y) cin>>x>>y
#define pi(x) printf("%d",x)
#define pn printf("\n")
#define pin(x) printf("%d\n",x)
#define ps printf(" ")

#define i_max numeric_limits<int>::max()
#define i_min numeric_limits<int>::min()
#define l_max numeric_limits<ll>::max()
#define l_min numeric_limits<ll>::min()

#define FOR(i,n) for(int i=0;i<n;i++)
#define FORD(i,n,a) for(int i=n;i>=a;i--)
#define FI first
#define SE second

typedef pair<int,int> pii;
typedef pair<int,pair<int,int> > pip;
typedef pair<pair<int,int>,int> ppi;
typedef pair<string,int> psi;
typedef map<string,int> msi;
typedef vector<int> vi;
typedef vector< vi > vvi;
typedef vector< pii > vpii;
typedef vector< pip > vpip;

struct cmp{

    bool operator()(const int &a,const int &b){
        //smallest first
        return a<b;
    }
};

int main(int argc, char const *argv[])
{
  fgii(n,m);ll maxi=i_min,temp;
  FOR(i,n){
    ll mini=i_max;
    FOR(j,m){
        cin>>temp;
        mini=min(temp,mini);
    }
    maxi=max(maxi,mini);
  } 
  cout<<maxi<<endl;
  return 0;
}