while (getchar() != '\n')

/*问题：while (getchar() != '\n')continue;   跳过一行的剩余字符时间：2016/4/16*/#include <stdio.h>void display(char ch, int height, int width);int main(void){int ch;int rows, cols;printf("enter a character and two integers:\n");while ((ch = getchar()) != '\n'){if (scanf_s("%d %d", &rows, &cols)!=2)break;display(ch, rows, cols);while (getchar() != '\n')continue;printf("enter another character and two integers;\n");printf("enter a newline to quit.\n");}return 0;}void display(char ch, int height, int width){for (int row = 0; row < height; row++){for (int col = 0; col < width; col++)putchar(ch);putchar('\n');}}