数据模板

数据模板（hdu2845）

//#include<bits/stdc++.h>
//#include <ctime>
//using namespace std;
//
//int main() {
//    FILE *fin;
//    fin=fopen("5.in","w");
//    srand((unsigned) time(NULL));
//    int T=1,n,m;
//    while(T--) {
//        n=1;
//        m=200000;
//        fprintf(fin,"%d %d
",n,m);
//        for(int i=0; i<n; i++) {
//            for(int j=0; j<m-1; j++) {
//                fprintf(fin,"%d ",rand()%1001);
//            }
//           fprintf(fin,"%d
",rand()%1001);
//        }
//        m=1;
//        n=200000;
//        fprintf(fin,"%d %d
",n,m);
//        for(int i=0; i<n; i++) {
//            for(int j=0; j<m-1; j++) {
//                fprintf(fin,"%d ",rand()%1001);
//            }
//           fprintf(fin,"%d
",rand()%1001);
//        }
//    }
//    return 0;
//}
#include<iostream>
#include<stdio.h>
#include<cstdio>
using namespace std;
#define maxn 222222
int x[maxn],y[maxn];
int main(){
    int n,m,ox;

    FILE *fin,*fout;
    fin=fopen("5.in","r");
    fout=fopen("55.out","w");

    while(~fscanf(fin,"%d%d",&n,&m)){
        for(int i=2;i<=n+1;++i){
            for(int j=2;j<=m+1;++j){
                fscanf(fin,"%d",&ox);
                x[j]=max(x[j-1],x[j-2]+ox);
            }
            y[i]=max(y[i-1],y[i-2]+x[m+1]);
        }
        fprintf(fout,"%d
",y[n+1]);
    }
    return 0;
}

#include<iostream>
#include<ctime>
#include<cstdlib>
#include<cstdio>

using namespace std;

#define x 1e7

int RAND(int min,int max){
    return (double)rand()/(RAND_MAX+1)*(max-min)+min;
}
int main(){
    srand((unsigned)time(NULL));
    int T=RAND(1000,1000);
    freopen("1.in","w",stdout);
    while(T--){
        int n=RAND(1,100);
        cout<<n<<endl;
        for(int i=0;i<n;i++){
            cout<<(char)('a'+RAND(1,26));
        }
        cout<<endl;
    }
    fclose(stdout);
    return 0;
}