题解 | #计算某字符出现次数#

#import <Foundation/Foundation.h>

int main(int argc, char* argv[]) {
    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
    
    char str1[10000];
    char str2[10000];

    gets(str1);
    gets(str2);

    int count = 0;
    for (int i = 0; i < strlen(str1); i++) {
        if (toupper(str1[i]) == toupper(str2[0])) {
            count++;
        }
    }
    printf("%d\n", count);

    [pool drain];
    return 0;
}