#include <stdio.h> #include <string.h> int main() { char str[10000]; int t; scanf("%d",&t); getchar(); while(t--) { scanf("%s",str); int result=0,len=strlen(str); for(int i=0;i<len;) { if(str[i]>='0'&&str[i]<='9')//数字 { int b=0; while((str[i]>='0'&&str[i]<='9')&&(i<len)) { b=b*10+str[i]-'0'; ++i; } result=result+b; } else//非数字,即为+or- { int s; if(str[i]=='-') s=-1; else//str[i]=='+' s=1; ++i; int b=0; while((str[i]>='0'&&str[i]<='9')&&(i<len)) { b=b*10+str[i]-'0'; ++i; } result=result+b*s; } } printf("%d\n",result); } } |
Double click to view unformatted code.