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题解 | #计算三角形的周长和面积#

#include <stdio.h> #include <math.h> int main() { double a,b,c,circumference,p,area; scanf("%lf %lf %lf",&a,&b,&c); circumfere...

2023-02-23

0 305

题解 | #计算三角形的周长和面积#

#include <stdio.h> #include <math.h> int main() { double a,b,c; scanf("%lf %lf %lf",&a,&b,&c); double cosA = (pow(b,2)+pow(c,2...

2023-02-23

0 298

题解 | #统计成绩#

#include <stdio.h> int main() { int n=0; scanf("%d",&n); int i=0; float arr[n]; float max = 0,min = 100,average=0; for(...

2023-02-23

0 231

题解 | #开学？#

#include <stdio.h> int main() { int x,n; scanf("%d %d",&x,&n); x = (x-1+n)%7+1; printf("%d",x); } 思路：类似数组实现循环队列、和哈希表的取余操作，把星期一到...

2023-02-22

0 296

题解 | #成绩输入输出#

#include <stdio.h> int main() { short short chn,math,eng; scanf("%hhd %hhd %hhd\n",&chn,&math,&eng); printf("score1=%hhd,score2=%hh...

2023-02-22

0 275

题解 | #实现四舍五入#

#include <iostream> using namespace std; int main() { float a; scanf("%f",&a); int b =a; if(abs(b-a)>=0.5) { if(...

2023-02-22

0 272