字符串统计
#include<stdio.h> #define N 10000 int main() { int T,i,num; char a[N]; scanf("%d",&T); while(T--) { scanf("%s",a); i=0; num=0; while(a[i]!='\0') { if(a[i]>='0'&&a[i]<='9') num++; i++; } printf("%d\n",num); } return 0; }
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