import Foundationlet input = readLine!splitseparator let n = Intinput0!let k = input2var o String = Nofor _ in 0n if let line = readLine linecontainsk o = Yes break printo转换为Obj

#import <Foundation/Foundation.h>

int main(int argc, const char * argv[]) { @autoreleasepool { char input[100]; fgets(input, sizeof(input), stdin); NSString *inputString = [NSString stringWithUTF8String:input]; NSArray *inputArray = [inputString componentsSeparatedByString:@" "]; NSInteger n = [inputArray[0] integerValue]; NSString *k = inputArray[2]; NSString *output = @"No"; for (int i = 0; i < n; i++) { char line[100]; fgets(line, sizeof(line), stdin); NSString *lineString = [NSString stringWithUTF8String:line]; if ([lineString rangeOfString:k].location != NSNotFound) { output = @"Yes"; break; } } NSLog(@"%@", output); } return 0;