=-x+r)(y =x+r)||(y =-x+3*r))//空心菱形printf("*");else。C/C++|C语言实现打印各种菱形。" />

C/C++|C语言实现打印各种菱形

#include #include int inputInt(){ int r; printf("请输入菱形半径:"); scanf("%d",&r); return r; } void diamond_1(int r){ printf("打印菱形边框\n"); int x,y; for(y=0; y<=2*r; y++){ for(x=0; x<=2*r; x++){ if(y==x+r||y==x-r||y==-x+r||y==-x+3*r)//菱形边框 printf("*"); else printf(" "); } printf("\n"); } printf("\n"); } void diamond_2(int r){ printf("打印实心菱形\n"); int x,y; for(y=0; y<=2*r; y++){ for(x=0; x<=2*r; x++){ if((y<=x+r)&&(y>=x-r)&&(y>=-x+r)&&(y<=-x+3*r))//实心菱形 printf("*"); else printf(" "); } printf("\n"); } printf("\n"); } void diamond_3(int r){ printf("打印空心菱形\n"); int x,y; for(y=0; y<=2*r; y++){ for(x=0; x<=2*r; x++){ if((y>=x+r)||(y<=x-r)||(y<=-x+r)||(y>=-x+3*r))//空心菱形 printf("*"); else printf(" "); } printf("\n"); } printf("\n"); } int main(int argc,char* argv[]) { printf("打印菱形命令提示:执行文件名 -a(边框)/-b(实心)/-c(空心)\n"); int d=inputInt(); if(argc != 2){ printf("命令有误,请输入命令选项!\n"); return 1; } if(strcmp(argv[1],"-a")==0) diamond_1(d); else if(strcmp(argv[1],"-b")==0) diamond_2(d); else if(strcmp(argv[1],"-c")==0) diamond_3(d); else return 1; }//请各位大虾指教!

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