Day3-输入输出代码案例

#include <stdio.h> int main(int argc,char *argv[]) { int a = 254; char ch = 'A'; char s[] = "abcdefg"; float f1 = 314.159265358979; printf("%d %o %x\n",a,a,a); printf("%c-%d\n",ch,ch); printf("%s\n",s); printf("%f-%e-%g\n",f1,f1,f1); printf("\n\n\n"); printf("****%d***%+d***%6d****%-6d****\n",a,a,a,a); printf("***%d****%07d****\n",a,a); printf("***%f***%lf****%.4f****%10.4f****%-10.4f****%010.4f*****\n",f1,f1,f1,f1,f1,f1); printf("%#o %#X\n",a,a); printf("%15s\n",s); printf("%15.5s\n",s); printf("%2.5s\n",s); printf("%.5s\n",s); return 0; }