2進制轉10進制

2進制轉換10進制數

#include <stdio.h> void main(){ char str[80] = {0,}; long iResult = 0; int i = 0; printf("輸入2進制數/n"); scanf("%s",str); while(str[i]=='1'|| str[i]=='0'){ iResult <<=1; iResult +=(str[i]-'0'); i++; } printf("%d/n",iResult); }