gpt-o1 generate code.
Intro\ngpt-o1 generate code.\n\n# Code\nc []\nint minValidStrings(char** words, int wordsSize, char* target) {\n    int lenTarget = strlen(target);\n    int *be
# Intro\ngpt-o1 generate code.\n\n# Code\n```c []\nint minValidStrings(char** words, int wordsSize, char* target) {\n    int lenTarget = strlen(target);\n    int *best = (int *)calloc(lenTarget, sizeof(int));\n\n    for (int w = 0; w < wordsSize; w++) {\n        char *word = words[w];\n        int lenWord = strlen(word);\n        int *kmp = (int *)malloc(lenWord * sizeof(int));\n        kmp[0] = 0;\n        int j = 0;\n        for (int i = 1; i < lenWord; i++) {\n            while (j > 0 && word[i] != word[j])\n                j = kmp[j - 1];\n            if (word[i] == word[j])\n                j++;\n            kmp[i] = j;\n        }\n        j = 0;\n        for (int i = 0; i < lenTarget; ) {\n            if (word[j] == target[i]) {\n                j++; i++;\n                if (j > best[i - 1])\n                    best[i - 1] = j;\n                if (j == lenWord)\n                    j = kmp[j - 1];\n            } else {\n                if (j > 0)\n                    j = kmp[j - 1];\n                else\n                    i++;\n            }\n        }\n        free(kmp);\n    }\n    int steps = 0, pos = lenTarget;\n    while (pos > 0) {\n        if (best[pos - 1] == 0) {\n            free(best);\n            return -1;\n        }\n        pos -= best[pos - 1];\n        steps++;\n    }\n    free(best);\n    return steps;\n}\n```
['C']