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RSS订阅原创 求矩阵的转置（C语言）
函数#include<stdio.h>#define N 3void transpose(int a[N][N]){ int b[N][N],i,j; printf("array a=\n"); for(i=0;i<N;i++){ for(j=0;j<N;j++){ printf("%3d",a[i][j]); b[j][i]=a[i][j]; } printf("\n"); } printf("array b=\n"); for(i=0;i
2021-03-20 15:29:24
663
原创 从1-n的素数（C语言）
#include<stdio.h>#include<math.h>#define N 10000bool prime[N];int main(){ int i,j,k=1; prime[2]=true;//2是素数 for(i=3;i<=N;i++){ if(i%2==0) prime[i]=false; else prime[i]=true; } for(i=3;i<=sqrt(N);i=
2021-03-20 10:53:58
906
原创 求平均值(C语言)
#include<stdio.h>int main() { int number; int sum = 0; int count = 0; double mean; scanf_s("%d", &number);#visual studio中输入为scanf_s while (number != -1) { sum = sum + number; count++; scanf_s("%d", &number); } mean = sum / coun
2021-03-18 21:50:52
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原创 排序问题(C语言)
#include<stdio.h>#define N 19int main() { int a[N], b[N], k = 0,i=0,j; for ( i ; i < N; i++) { scanf_s("%d", &a[i]); b[i] = 1000; } i = 0; for ( i ; i < N; i++) { j = 0; for ( j ; j <
2021-03-18 21:37:32
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原创 1001 A+B Format（C语言）
1001 A+B Format (20 分)Calculate a+b and output the sum in standard format – that is, the digits must be separated into groups of three by commas (unless there are less than four digits).Input Specification:Each input file contains one test case. Each ca
2021-03-07 21:37:51
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