个人项目实践

package s001;
import java.util.Scanner;
public class A {

public static int count(int[]arr,int start,int end,int sum){

for(int i=start;i<=end;i++)
sum+=arr[i];
return sum;
}
public static void main(String[] args) {

int s=0;

int []a=new int[]{-2574,-4010,8243,771,2447,-5197,2556,8044,3314,3617,6065,-2817,3131,6318,2186,-113,629,-2582,-37,-1520,164,2055,-5936,5912,1717,5988,4781,5757,892,-4394,8034,2213,-1080,-2080,5364,106,2657,566,3940,-5116,4583,1806,6555,2621,-7197,528,1626,18,1049,6243,3198,4397,-1325,9087,936,-6291,662,-178,135,-3473,-2385,-165,1713,-7949,-4234,1138,2212,104,6968,-3632,3801,1137,-1296,-1215,4272,6223,-5922,-7723,7044,-2938,-8180,1356,1159,-4022,-3713,1158,-8715,-4081,-2541,-2555,-2284,461,940,6604,-3631,3802,-2037,-4354,-1213,767};

Scanner sc=new Scanner(System.in);
System.out.println("请依次输入m、n:");
int m= sc.nextInt();
int n=sc.nextInt();
System.out.println("m为：" +m);
System.out.println("n为：" +n);

A.count(a,m,n,s );

System.out.println("sum="+A.count(a, m, n, s));
}
}



package s001;
import java.util.Scanner;

public class B {

public static int count(int[][]arr,int start1,int start2,int end1,int end2,int sum){

for(int i=start1;i<=end1;i++)
{
for(int j=start2;j<=end2;j++)
{
sum+=arr[i][j];
}
}
return sum;

}

public static void main(String[] args) {

int s=0;
int[][] b=new int[][]{{-2574,-4010,8243,771,2447,-5197,2556,8044,3314,3617,6065,-2817,3131,6318,2186,-113,629,-2582,-37,-1520,164,2055,-5936,5912,1717,5988,4781,5757,892,-4394,8034,2213,-1080,-2080,5364,106,2657,566,3940,-5116,4583,1806,6555,2621,-7197,528,1626,18,1049,6243,3198,4397,-1325,9087,936,-6291,662,-178,135,-3473,-2385,-165,1713,-7949,-4234,1138,2212,104,6968,-3632,3801,1137,-1296,-1215,4272,6223,-5922,-7723,7044,-2938,-8180,1356,1159,-4022,-3713,1158,-8715,-4081,-2541,-2555,-2284,461,940,6604,-3631,3802,-2037,-4354,-1213,767},{2740,-4182,-5632,-2966,-1953,567,-8570,1046,2211,1572,-2503,-1899,3183,-6187,3330,3492,-464,-2104,316,8136,470,50,466,-1424,5809,2131,6418,-3018,6002,-8379,1433,1144,2124,1624,-602,-5518,5872,870,-5175,-3961,-427,-6284,2850,481,6175,141,-766,-1897,-748,-4248,366,4823,3003,1778,3256,2182,2253,5076,5540,-2650,2451,-1875,5482,-6881,-329,-969,-8032,-2093,612,1524,-5492,5758,-7401,-5039,3241,6338,3581,4321,-1072,4942,2131,210,-7045,-7514,7450,-1142,-2666,-4485,-639,2121,-5298,-3805,-1686,-2520,-1680,2321,-4617,-1961,2076,7309}};

Scanner sc = new Scanner(System.in);
System.out.println("请输入m1,n1,m2,n2：");

int m1 = sc.nextInt();
int n1 = sc.nextInt();

System.out.println("m1=" +m1);
System.out.println("n1=" +n1);

int m2 = sc.nextInt();
int n2= sc.nextInt();

System.out.println("m2=" +m2);
System.out.println("n2=" +n2);

B.count(b,m1,n1,m2,n2,s );
System.out.println("sum="+B.count(b,m1,n1,m2,n2,s ));
}

}



package s001;
import java.util.Scanner;

public class C {

public static int count(int[][][]arr,int start1,int end1,int start2,int end2,int start3,int end3,int sum){

for(int i=start1;i<=end1;i++)
{
for(int j=start2;j<=end2;j++)
{
for(int k=start3;k<=end3;k++)
{
sum+=arr[i][j][k];

}

}
}
return sum;

}
public static void main(String[] args) {

int s=0;
int[][][] c = new int[][][]{
{{-2574,-4010,8243,771,2447,-5197,2556,8044,3314,3617,6065,-2817,3131,6318,2186,-113,629,-2582,-37,-1520,164,2055,-5936,5912,1717,5988,4781,5757,892,-4394,8034,2213,-1080,-2080,5364,106,2657,566,3940,-5116,4583,1806,6555,2621,-7197,528,1626,18,1049,6243,3198,4397,-1325,9087,936,-6291,662,-178,135,-3473,-2385,-165,1713,-7949,-4234,1138,2212,104,6968,-3632,3801,1137,-1296,-1215,4272,6223,-5922,-7723,7044,-2938,-8180,1356,1159,-4022,-3713,1158,-8715,-4081,-2541,-2555,-2284,461,940,6604,-3631,3802,-2037,-4354,-1213,767}},
{{2740,-4182,-5632,-2966,-1953,567,-8570,1046,2211,1572,-2503,-1899,3183,-6187,3330,3492,-464,-2104,316,8136,470,50,466,-1424,5809,2131,6418,-3018,6002,-8379,1433,1144,2124,1624,-602,-5518,5872,870,-5175,-3961,-427,-6284,2850,481,6175,141,-766,-1897,-748,-4248,366,4823,3003,1778,3256,2182,2253,5076,5540,-2650,2451,-1875,5482,-6881,-329,-969,-8032,-2093,612,1524,-5492,5758,-7401,-5039,3241,6338,3581,4321,-1072,4942,2131,210,-7045,-7514,7450,-1142,-2666,-4485,-639,2121,-5298,-3805,-1686,-2520,-1680,2321,-4617,-1961,2076,7309}},
{{302,-7944,-6551,6648,-884,-6332,1188,-248,3902,-2171,-3782,-3510,6203,-636,-4605,4497,3187,-6278,1198,-7963,7647,-3022,-8267,7995,-1998,-4171,730,-8117,-1706,7601,-2454,-6161,-1810,243,-2841,-5377,2985,2328,177,5622,3596,3057,2830,-1151,6566,2254,6972,-3060,4063,367,84,3156,3880,-1530,5272,1385,-565,-1736,1267,-3863,-229,2072,2423,-7449,9555,2844,-1278,-3613,-919,4153,-4232,4032,-5732,199,4792,2498,-3344,-4193,2650,-579,3416,-3575,1822,-6936,-2661,-1873,414,2314,6844,7613,-7844,6680,5974,2208,-3597,6302,4396,-141,-1864,1939}}

};
Scanner sc= new Scanner(System.in) ;
System.out.println("请输入m1,n1,m2,n2,m3,n3：");
int m1 = sc.nextInt();
int n1 = sc.nextInt();
System.out.println("m1=" +m1);
System.out.println("n1=" +n1);

int m2 = sc.nextInt();
int n2= sc.nextInt();
System.out.println("m2=" +m2);
System.out.println("n2=" +n2);

int m3 = sc.nextInt();
int n3= sc.nextInt();
System.out.println("m3=" +m3);
System.out.println("n3=" +n3);

C.count(c,m1,n1,m2,n2,m3,n3,s );
System.out.println("sum="+C.count(c,m1,n1,m2,n2,m3,n3,s ));
}

}



心得体会与小结：

之所以现在才交是因为电脑有问题 测试不出来 一开始也是不懂题目是什么意思 直到很多同学都交了我看了许多才慢慢知道该怎么做 通过学习我才知道做一个项并不只是简简单单敲个代码那么容易 软件其实不仅仅是程序 软件开发也不仅仅是编写程序那么简单 软件是思想在硬件上的载体和体现 处理的是逻辑和信息 通过做老师给的题目才知道该怎么做好 该先做什么后 后做什么 理解了先做什么后做什么以后写程序就不那么难了 在难的程序也可以分成几大块 以上就是我做这次作业所有心得