C语言，将一个二维数组a的行和列的元素互换，存到另一个二维数组b中。列如 123 1 4 2 5 456 3 6 c语言 将一个二维数组行和列的元素互换，存到另一个二维数组。
\u4e8c\u7ef4\u6570\u7ec4\u884c\u5217\u4e92\u6362\uff0c\u5e76\u5b58\u5230\u53e6\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u3002\u5177\u4f53\u7b97\u6cd5\u5982\u4e0b\uff1a
#include
int main\uff08\uff09
{
int i\uff0c j\uff0c a[2][3] = { {1\uff0c2\uff0c3}\uff0c{4\uff0c5\uff0c6} }\uff0cb[3][2]\uff1b
printf\uff08"array a:\n"\uff09\uff1b
for \uff08i = 0\uff1b i <=1\uff1b i++\uff09//\u5904\u7406a\u6570\u7ec4\u4e2d\u7684\u4e00\u884c\u4e2d\u5404\u5143\u7d20
{
for \uff08j = 0\uff1b j <= 2\uff1b j++\uff09//\u5904\u7406a\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u5217\u5143\u7d20
{
printf\uff08"%5d"\uff0c a[i][j]\uff09\uff1b
b[j][i] = a[i][j]\uff1b
}
printf\uff08"\n"\uff09\uff1b
}
printf\uff08"array b:\n"\uff09\uff1b
for \uff08i = 0\uff1b i<=2\uff1b i++\uff09
{
for \uff08j = 0\uff1b j <=1\uff1b j++\uff09
{
printf\uff08"%5d"\uff0c b[i][j]\uff09\uff1b
}
printf\uff08"\n"\uff09\uff1b
}
return 0\uff1b
}
\u6269\u5c55\u8d44\u6599\uff1a
C\u8bed\u8a00\u2014\u2014\u5173\u4e8e\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316\u95ee\u9898\uff1a
1\u3001\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u6cd5\u548c\u4e00\u7ef4\u6570\u7ec4\u76f8\u4f3c\uff0c\u5982\uff1a
2\u3001int a[3][3]\uff1b
3\u3001\u5c31\u662f\u5b9a\u4e49\u4e86\u4e00\u4e2a3\u884c3\u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002
4\u3001\u4f46\u662f\u4e48\u8981\u6ce8\u610f\uff0c\u8fd9\u4e2a3\u884c3\u5217\u7684\u4e8c\u7ef4\u6570\u7ec4\u662f\u903b\u8f91\u4e0a\u7684\u6982\u5ff5\uff0c\u80fd\u5f62\u8c61\u7684\u8868\u793a\u51fa\u884c\u5217\u5173\u7cfb\u3002\u800c\u5728\u5185\u5b58\u4e2d\uff0c\u5404\u5143\u7d20\u662f\u8fde\u7eed\u5b58\u653e\u7684\uff0c\u4e0d\u662f\u4e8c\u7ef4\u7684\uff0c\u662f\u7ebf\u6027\u7684\uff0c\u8fd9\u70b9\u5927\u5bb6\u4e00\u5b9a\u8981\u6e05\u695a\u3002
5\u3001\u4e8c\u7ef4\u6570\u7ec4\u7684\u521d\u59cb\u5316\uff0c\u53ef\u4ee5\u5206\u884c\u7ed9\u5143\u7d20\u8d4b\u503c\uff0c\u5982\u6b65\u9aa4\u4e00\u7684\u56fe\u3002
6\u3001\u4e5f\u53ef\u4ee5\u5c06\u6240\u6709\u6570\u636e\u5199\u5728\u4e00\u4e2a\u82b1\u62ec\u53f7\u5185\uff0c\u6309\u7167\u5143\u7d20\u5728\u5185\u5b58\u4e2d\u7684\u6392\u5217\u987a\u5e8f\u5bf9\u5404\u5143\u7d20\u8d4b\u521d\u503c\u3002\u4f46\u662f\u8fd9\u79cd\u65b9\u6cd5\u4e00\u65e6\u6570\u636e\u5f88\u591a\uff0c\u4f1a\u5199\u6210\u4e00\u5927\u7247\uff0c\u5bb9\u6613\u9057\u6f0f\uff0c\u4e0d\u65b9\u4fbf\u68c0\u67e5\u3002
7\u3001\u53ef\u4ee5\u5bf9\u90e8\u5206\u5143\u7d20\u8d4b\u503c\uff0c\u4f8b\u5982\uff1a
8\u3001int a[3][3]={{1}\uff0c{4}\uff0c{7}}\uff1b
9\u3001\u4e5f\u53ef\u4ee5\u53ea\u5bf9\u67d0\u51e0\u884c\u8d4b\u503c\uff0c\u4f8b\u5982\uff1a
10\u3001int a[3][3]={{1\uff0c2}\uff0c{4}}\uff1b
11\u3001\u5982\u679c\u5bf9\u5168\u90e8\u5143\u7d20\u90fd\u8d4b\u521d\u503c\uff0c\u5219\u5b9a\u4e49\u6570\u7ec4\u65f6\u53ef\u4ee5\u5bf9\u7b2c\u4e00\u7ef4\u7684\u957f\u5ea6\u4e0d\u6307\u5b9a\uff0c\u4f46\u7b2c\u4e8c\u7ef4\u7684\u957f\u5ea6\u4e0d\u80fd\u7701\u53bb\u3002
12\u3001\u4e5f\u53ef\u4ee5\u53ea\u5bf9\u90e8\u5206\u5143\u7d20\u8d4b\u503c\uff0c\u800c\u7701\u7565\u7b2c\u4e00\u7ef4\u7684\u957f\u5ea6\uff0c\u4f46\u5e94\u8be5\u5206\u884c\u8d4b\u503c\u3002
\u4f60\u5f00\u59cb\u7684\u65f6\u5019\u58f0\u660e\u548c\u8d4b\u503c\u9519\u4e86\u3002
\u5728\u7b2c\u56db\u884c\uff0cint a[2][3]{{1,2,3},{4,5,6}};
\u6539\u6210\uff1aint a[2][3] = {{1,2,3},{4,5,6}};
\u5c31\u53ef\u4ee5\u4e86\uff01
main()
{ int a[2][3]={{1,2,3},{4,5,6}};
int b[3][2],i,j;
printf("array a:\n"); //双引号里的是字符串提示信息,作用是在屏幕上显示提示
for(i=0;i<=1;i++) //外循环i遍历a数组的i行
{
for(j=0;j<=2;j++) //内循环j是在i行遍历该行所有的数组元素
{
printf("%5d",a[i][j]);
b[j][i]=a[i][j]; //这个就是进行行列转换的关键语句 如 b[2][1]=a[1][2]
}
printf("\n");
}
printf("array b:\n"); //这个也是
for(i=0;i<=2;i++)
{
for(j=0;j<=1;j++)
printf("%5d",b[i][j]); //输出转换后b数组的结果
printf("\n");
}
array a array b是表示数组a 数组b
第一个for循环是将a数组里的数据倒置后放入b数组 就是这句 b[j][i]=a[i][j]
i表示行下标 j表示列下标 (你吧二维数组的图画出来就懂了)
第二个for循环是将b数组打印出来
你用神鞭编程来进行，求解
绛旓細printf("array a:\n"); //鍙屽紩鍙烽噷鐨勬槸瀛楃涓叉彁绀轰俊鎭,浣滅敤鏄湪灞忓箷涓婃樉绀烘彁绀 for(i=0;i<=1;i++) //澶栧惊鐜痠閬嶅巻a鏁扮粍鐨i琛 { for(j=0;j<=2;j++) //鍐呭惊鐜痡鏄湪i琛岄亶鍘嗚琛屾墍鏈夌殑鏁扮粍鍏冪礌 { printf("%5d",a[i][j]); b[j][i]=a[i][j]; //杩欎釜灏辨槸杩涜琛屽垪杞崲鐨勫叧閿鍙 濡...
绛旓細int main ( ){ int i,j,a[3][4],b[4][3];for(i=0; i<3; i++)for(j=0; j<4; j++)a[i][j]=i*4+j+1;printf("浜岀淮鏁扮粍A锛歕n");for(i=0; i<3; i++){ for(j=0; j<4; j++){ printf("%4d",a[i][j]);//杈撳嚭A鐭╅樀 b[j][i]=a[i][j];//杞疆鍒癇...
绛旓細include <stdio.h>int main(){int a[20][20];int i, j;int s1, s2;for(s1=s2=i=0; i < 20; i ++)for(j = 0; j < 20; j ++){scanf("%d",&a[i][j]);if(i%2 == 0)s1 += a[i][j];if(j%2==1)s2+=a[i][j];}printf("鍋舵暟琛屽拰=%d 濂囨暟鍒楀拰=%d\n",...
绛旓細j < 5; j ++) sum+=a[i][j]; printf("绗%d琛屽厓绱犲拰=%d\n", i+1, sum); } return 0; }
绛旓細璁鏁扮粍涓篿nt a[M][N];閭ｄ箞 浜ゆ崲閮ㄥ垎鐨勮鍙ヤ负 int i,t;for(i = 0; i < N; i ++){ t = a[1][i]; a[1][i]=a[3][i]; a[3][i]=t;}
绛旓細棣栧厛鏍规嵁绋嬪簭鐨勮姹傛垜浠彲浠ョ煡閬擄紝鎴戜滑瑕佸畾涔涓涓簩缁存暟缁鏉ュ瓨鍌ㄤ粠閿洏杈撳叆鐨勬暟鎹紝鍚屾椂瑕佹眰鎴戜滑杈撳嚭瀵硅绾跨殑鍏冪礌锛屾垜浠彲浠ュ緱鍒板瑙掔嚎鍏冪礌鐨勮鏁板煎拰鍒楁暟鍊肩浉绛夛紝鎵浠ヨ鎴戜滑鍙渶杈撳嚭琛屾暟鍊煎拰鍒楁暟鍊肩浉绛夌殑鍏冪礌杩樻湁琛屾暟鍊煎姞鍒楁暟涓5鐨勫厓绱犮傛纭唬鐮侊細include <stdio.h> int main() { int d[5][5];int...
绛旓細{int i,max=*p; for(i=1;i<m;i++) if(*(p+i)>max)max=*(p+i); return max; }int main(){ int n,m,i,j,a[100][100]; scanf("%d%d",&n,&m);//璇诲叆n锛宮 for(i=0;i<n;i++)//璇诲叆n*m鐨浜岀淮鏁扮粍 for(j=0;j<m;j++) scanf("%d"...
绛旓細浠ｇ爜锛屽疄鐜板厛杈撳叆浜岀淮鏁扮粍鐨勮鏁癿鍜屽垪鏁皀锛屽苟鍐嶈緭鍏*n涓暣鍨嬫暟鎹瓨鍒板姩鎬佷簩缁存暟缁勪腑銆傛渶鍚庤緭鍑烘墍鏈変簩缁存暟缁勭殑鍏冪礌鍊笺俰nt main(){ int**p;//瀹氫箟浜岀淮鎸囬拡銆俰nt m,n;//琛屾暟鍜屽垪鏁般俰nt i,j;scanf("%d%d",&m,&n);//杈撳叆琛屾暟鍜屽垪鏁般俰f(m<=0||n<=0)return-1;//琛屾暟鎴栧垪鏁伴潪娉...
绛旓細涓銆佸惊鐜寜姣忎釜鍏冪礌浜ゆ崲銆備互涓绋嬪簭瀹屾垚浜岀淮鏁扮粍绗0琛屽拰绗1琛鐨勪氦鎹俰nclude <stdio.h>int main(){ int a[2][2] = {1,2,3,4}; int v; int i,j; for(i = 0; i < 2; i ++) { //浠ヤ笅涓夎鏄i浣嶇疆鐨勭0琛屽拰绗1琛屾暟鎹繘琛屼氦鎹 v = a[0][i]; ...
绛旓細m,n 杈撳叆鍚庯紝鍔ㄦ佸垎閰 2缁存暟缁 a, 鍜屽瓨鏀 姣琛屽拰 鐨 1缁存暟缁 b.鐒跺悗杈撳叆 m*n涓 鏁村舰鏁版嵁锛屾渶鍚庤緭鍑 姣忚鍜屻俰nclude <stdio.h> int main(){ int **a; // a[m][n] or a[NR][NC]int *b;int NR,NC;int i,j;printf("input number of rows m:\n");scanf("%d",&NR);...
